1046401636 has 24 divisors (see below), whose sum is σ = 2094377600. Its totient is φ = 448120512.

The previous prime is 1046401633. The next prime is 1046401651. The reversal of 1046401636 is 6361046401.

It is a junction number, because it is equal to n+sod(n) for n = 1046401598 and 1046401607.

It is not an unprimeable number, because it can be changed into a prime (1046401633) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25816 + ... + 52528.

Almost surely, 2^1046401636 is an apocalyptic number.

It is an amenable number.

1046401636 is an abundant number, since it is smaller than the sum of its proper divisors (1047975964).

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

1046401636 is a wasteful number, since it uses less digits than its factorization.

1046401636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28123 (or 28121 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 31.

The square root of 1046401636 is about 32348.1318780544. The cubic root of 1046401636 is about 1015.2339599965.

It can be divided in two parts, 104640 and 1636, that added together give a square (106276 = 326²).

The spelling of 1046401636 in words is "one billion, forty-six million, four hundred one thousand, six hundred thirty-six".