40392516 has 12 divisors (see below), whose sum is σ = 94249232. Its totient is φ = 13464168.

The previous prime is 40392511. The next prime is 40392529. The reversal of 40392516 is 61529304.

It is a tau number, because it is divible by the number of its divisors (12).

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (40392511) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 1683010 + ... + 1683033.

Almost surely, 2^40392516 is an apocalyptic number.

It is an amenable number.

40392516 is an abundant number, since it is smaller than the sum of its proper divisors (53856716).

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

40392516 is a wasteful number, since it uses less digits than its factorization.

40392516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3366050 (or 3366048 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 30.

The square root of 40392516 is about 6355.5106797172. The cubic root of 40392516 is about 343.1102049354.

It can be divided in two parts, 4039 and 2516, that added together give a triangular number (6555 = T₁₁₄).

The spelling of 40392516 in words is "forty million, three hundred ninety-two thousand, five hundred sixteen".