1051042446 has 64 divisors (see below), whose sum is σ = 2380976640. Its totient is φ = 343612800.

The previous prime is 1051042423. The next prime is 1051042451. The reversal of 1051042446 is 6442401501.

It is a super-2 number, since 2×1051042446² = 2209380446587325832, which contains 22 as substring.

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

It is a congruent number.

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, 676006 + ... + 677558.

It is an arithmetic number, because the mean of its divisors is an integer number (37202760).

Almost surely, 2^1051042446 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1051042446, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1190488320).

1051042446 is an abundant number, since it is smaller than the sum of its proper divisors (1329934194).

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

1051042446 is a wasteful number, since it uses less digits than its factorization.

1051042446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1798 (or 1792 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 27.

The square root of 1051042446 is about 32419.7847926232. The cubic root of 1051042446 is about 1016.7326069327.

Adding to 1051042446 its reverse (6442401501), we get a palindrome (7493443947).

The spelling of 1051042446 in words is "one billion, fifty-one million, forty-two thousand, four hundred forty-six".