40115316 has 12 divisors (see below), whose sum is σ = 93602432. Its totient is φ = 13371768.

The previous prime is 40115303. The next prime is 40115347. The reversal of 40115316 is 61351104.

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

It is a junction number, because it is equal to n+sod(n) for n = 40115292 and 40115301.

It is a congruent number.

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 in 3 ways as a sum of consecutive naturals, for example, 1671460 + ... + 1671483.

Almost surely, 2^40115316 is an apocalyptic number.

It is an amenable number.

40115316 is an abundant number, since it is smaller than the sum of its proper divisors (53487116).

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

40115316 is a wasteful number, since it uses less digits than its factorization.

40115316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3342950 (or 3342948 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 21.

The square root of 40115316 is about 6333.6652895460. The cubic root of 40115316 is about 342.3235199995.

The spelling of 40115316 in words is "forty million, one hundred fifteen thousand, three hundred sixteen".