361491712 has 36 divisors (see below), whose sum is σ = 738374560. Its totient is φ = 176537088.

The previous prime is 361491703. The next prime is 361491719. The reversal of 361491712 is 217194163.

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (361491719) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5412 + ... + 27427.

Almost surely, 2^361491712 is an apocalyptic number.

361491712 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

361491712 is an abundant number, since it is smaller than the sum of its proper divisors (376882848).

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

361491712 is an equidigital number, since it uses as much as digits as its factorization.

361491712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32898 (or 32884 counting only the distinct ones).

The product of its digits is 9072, while the sum is 34.

The square root of 361491712 is about 19012.9353862048. The cubic root of 361491712 is about 712.3598736232.

The spelling of 361491712 in words is "three hundred sixty-one million, four hundred ninety-one thousand, seven hundred twelve".