40339272 has 16 divisors (see below), whose sum is σ = 100848240. Its totient is φ = 13446416.

The previous prime is 40339253. The next prime is 40339291. The reversal of 40339272 is 27293304.

It is an interprime number because it is at equal distance from previous prime (40339253) and next prime (40339291).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 840378 + ... + 840425.

It is an arithmetic number, because the mean of its divisors is an integer number (6303015).

Almost surely, 2^40339272 is an apocalyptic number.

It is an amenable number.

40339272 is an abundant number, since it is smaller than the sum of its proper divisors (60508968).

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

40339272 is a wasteful number, since it uses less digits than its factorization.

40339272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1680812 (or 1680808 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 30.

The square root of 40339272 is about 6351.3204926220. The cubic root of 40339272 is about 342.9593800266.

The spelling of 40339272 in words is "forty million, three hundred thirty-nine thousand, two hundred seventy-two".