40711312 has 10 divisors (see below), whose sum is σ = 78878198. Its totient is φ = 20355648.

The previous prime is 40711309. The next prime is 40711327. The reversal of 40711312 is 21311704.

It can be written as a sum of positive squares in only one way, i.e., 31854736 + 8856576 = 5644^2 + 2976^2 .

It is a super-2 number, since 2×40711312² = 3314821849522688, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 40711312.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1272213 + ... + 1272244.

Almost surely, 2^40711312 is an apocalyptic number.

It is an amenable number.

40711312 is a deficient number, since it is larger than the sum of its proper divisors (38166886).

40711312 is a wasteful number, since it uses less digits than its factorization.

40711312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2544465 (or 2544459 counting only the distinct ones).

The product of its (nonzero) digits is 168, while the sum is 19.

The square root of 40711312 is about 6380.5416697958. The cubic root of 40711312 is about 344.0105008513.

The spelling of 40711312 in words is "forty million, seven hundred eleven thousand, three hundred twelve".