40251316 has 24 divisors (see below), whose sum is σ = 80736320. Its totient is φ = 17200512.

The previous prime is 40251313. The next prime is 40251319. The reversal of 40251316 is 61315204.

It is an interprime number because it is at equal distance from previous prime (40251313) and next prime (40251319).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40251313) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8716 + ... + 12508.

Almost surely, 2^40251316 is an apocalyptic number.

It is an amenable number.

40251316 is an abundant number, since it is smaller than the sum of its proper divisors (40485004).

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

40251316 is a wasteful number, since it uses less digits than its factorization.

40251316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4183 (or 4181 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 40251316 is about 6344.3924847065. The cubic root of 40251316 is about 342.7099350518.

The spelling of 40251316 in words is "forty million, two hundred fifty-one thousand, three hundred sixteen".