40597272 has 24 divisors (see below), whose sum is σ = 109951140. Its totient is φ = 13532400.

The previous prime is 40597247. The next prime is 40597273. The reversal of 40597272 is 27279504.

40597272 is a `hidden beast` number, since 40 + 597 + 27 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (24).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40597273) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 281854 + ... + 281997.

Almost surely, 2^40597272 is an apocalyptic number.

It is an amenable number.

40597272 is an abundant number, since it is smaller than the sum of its proper divisors (69353868).

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

40597272 is a wasteful number, since it uses less digits than its factorization.

40597272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 563863 (or 563856 counting only the distinct ones).

The product of its (nonzero) digits is 35280, while the sum is 36.

The square root of 40597272 is about 6371.5988574297. The cubic root of 40597272 is about 343.6889878713.

The spelling of 40597272 in words is "forty million, five hundred ninety-seven thousand, two hundred seventy-two".