40641316 has 12 divisors (see below), whose sum is σ = 71922060. Its totient is φ = 20092160.

The previous prime is 40641283. The next prime is 40641331. The reversal of 40641316 is 61314604.

It can be written as a sum of positive squares in 2 ways, for example, as 24206400 + 16434916 = 4920^2 + 4054^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56725 + ... + 57436.

It is an arithmetic number, because the mean of its divisors is an integer number (5993505).

Almost surely, 2^40641316 is an apocalyptic number.

It is an amenable number.

40641316 is a deficient number, since it is larger than the sum of its proper divisors (31280744).

40641316 is a wasteful number, since it uses less digits than its factorization.

40641316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114254 (or 114252 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 40641316 is about 6375.0541958481. The cubic root of 40641316 is about 343.8132324008.

The spelling of 40641316 in words is "forty million, six hundred forty-one thousand, three hundred sixteen".