736974432 has 72 divisors (see below), whose sum is σ = 2206091160. Its totient is φ = 232727040.

The previous prime is 736974431. The next prime is 736974437. The reversal of 736974432 is 234479637.

It is a tau number, because it is divible by the number of its divisors (72).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (736974431) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 61869 + ... + 72812.

It is an arithmetic number, because the mean of its divisors is an integer number (30640155).

Almost surely, 2^736974432 is an apocalyptic number.

736974432 is a gapful number since it is divisible by the number (72) formed by its first and last digit.

It is an amenable number.

736974432 is an abundant number, since it is smaller than the sum of its proper divisors (1469116728).

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

736974432 is a wasteful number, since it uses less digits than its factorization.

736974432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134716 (or 134705 counting only the distinct ones).

The product of its digits is 762048, while the sum is 45.

The square root of 736974432 is about 27147.2730122198. The cubic root of 736974432 is about 903.2697655766.

The spelling of 736974432 in words is "seven hundred thirty-six million, nine hundred seventy-four thousand, four hundred thirty-two".