40986312 has 64 divisors (see below), whose sum is σ = 105753600. Its totient is φ = 13231680.

The previous prime is 40986307. The next prime is 40986317. The reversal of 40986312 is 21368904.

It is an interprime number because it is at equal distance from previous prime (40986307) and next prime (40986317).

It is a super-2 number, since 2×40986312² = 3359755542722688, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (40986317) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 113989 + ... + 114347.

It is an arithmetic number, because the mean of its divisors is an integer number (1652400).

Almost surely, 2^40986312 is an apocalyptic number.

It is an amenable number.

40986312 is an abundant number, since it is smaller than the sum of its proper divisors (64767288).

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

40986312 is a wasteful number, since it uses less digits than its factorization.

40986312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 506 (or 502 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 33.

The square root of 40986312 is about 6402.0552949814. The cubic root of 40986312 is about 344.7833464358.

The spelling of 40986312 in words is "forty million, nine hundred eighty-six thousand, three hundred twelve".