40468072 has 8 divisors (see below), whose sum is σ = 75877650. Its totient is φ = 20234032.

The previous prime is 40468069. The next prime is 40468111. The reversal of 40468072 is 27086404.

It can be written as a sum of positive squares in only one way, i.e., 31741956 + 8726116 = 5634^2 + 2954^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2529247 + ... + 2529262.

Almost surely, 2^40468072 is an apocalyptic number.

It is an amenable number.

40468072 is a deficient number, since it is larger than the sum of its proper divisors (35409578).

40468072 is a wasteful number, since it uses less digits than its factorization.

40468072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5058515 (or 5058511 counting only the distinct ones).

The product of its (nonzero) digits is 10752, while the sum is 31.

The square root of 40468072 is about 6361.4520355026. The cubic root of 40468072 is about 343.3240059887.

The spelling of 40468072 in words is "forty million, four hundred sixty-eight thousand, seventy-two".