1046021634 has 64 divisors (see below), whose sum is σ = 2660486400. Its totient is φ = 298422144.

The previous prime is 1046021617. The next prime is 1046021651. The reversal of 1046021634 is 4361206401.

1046021634 is a `hidden beast` number, since 1 + 0 + 4 + 6 + 0 + 21 + 634 = 666.

It is an interprime number because it is at equal distance from previous prime (1046021617) and next prime (1046021651).

It is a super-2 number, since 2×1046021634² = 2188322517592059912, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 1046021598 and 1046021607.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 322332 + ... + 325560.

It is an arithmetic number, because the mean of its divisors is an integer number (41570100).

Almost surely, 2^1046021634 is an apocalyptic number.

1046021634 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1046021634, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1330243200).

1046021634 is an abundant number, since it is smaller than the sum of its proper divisors (1614464766).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1046021634 is a wasteful number, since it uses less digits than its factorization.

1046021634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4104 (or 4098 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The square root of 1046021634 is about 32342.2577134003. The cubic root of 1046021634 is about 1015.1110506433. Note that the first 3 decimals are identical.

The spelling of 1046021634 in words is "one billion, forty-six million, twenty-one thousand, six hundred thirty-four".