40516468 has 6 divisors (see below), whose sum is σ = 70903826. Its totient is φ = 20258232.

The previous prime is 40516403. The next prime is 40516481. The reversal of 40516468 is 86461504.

It can be written as a sum of positive squares in only one way, i.e., 26091664 + 14424804 = 5108^2 + 3798^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5064555 + ... + 5064562.

Almost surely, 2^40516468 is an apocalyptic number.

It is an amenable number.

40516468 is a deficient number, since it is larger than the sum of its proper divisors (30387358).

40516468 is a wasteful number, since it uses less digits than its factorization.

40516468 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10129121 (or 10129119 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 34.

The square root of 40516468 is about 6365.2547474551. The cubic root of 40516468 is about 343.4608125182.

The spelling of 40516468 in words is "forty million, five hundred sixteen thousand, four hundred sixty-eight".