40292672 has 28 divisors (see below), whose sum is σ = 91379040. Its totient is φ = 17268096.

The previous prime is 40292671. The next prime is 40292699. The reversal of 40292672 is 27629204.

It is a tau number, because it is divible by the number of its divisors (28).

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40292671) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44522 + ... + 45417.

Almost surely, 2^40292672 is an apocalyptic number.

It is an amenable number.

40292672 is an abundant number, since it is smaller than the sum of its proper divisors (51086368).

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

40292672 is an equidigital number, since it uses as much as digits as its factorization.

40292672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89958 (or 89948 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 32.

The square root of 40292672 is about 6347.6509040747. The cubic root of 40292672 is about 342.8272667089.

The spelling of 40292672 in words is "forty million, two hundred ninety-two thousand, six hundred seventy-two".