1047231936 has 56 divisors (see below), whose sum is σ = 3078673040. Its totient is φ = 349076736.

The previous prime is 1047231923. The next prime is 1047232009. The reversal of 1047231936 is 6391327401.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a zygodrome in base 3.

It is a self number, because there is not a number n which added to its sum of digits gives 1047231936.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 301291 + ... + 304746.

Almost surely, 2^1047231936 is an apocalyptic number.

1047231936 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1047231936 is an abundant number, since it is smaller than the sum of its proper divisors (2031441104).

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

1047231936 is an equidigital number, since it uses as much as digits as its factorization.

1047231936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 606058 (or 606042 counting only the distinct ones).

The product of its (nonzero) digits is 27216, while the sum is 36.

The square root of 1047231936 is about 32360.9631500671. The cubic root of 1047231936 is about 1015.5024120171.

The spelling of 1047231936 in words is "one billion, forty-seven million, two hundred thirty-one thousand, nine hundred thirty-six".