40124068 has 12 divisors (see below), whose sum is σ = 70913052. Its totient is φ = 19863200.

The previous prime is 40124059. The next prime is 40124087. The reversal of 40124068 is 86042104.

It can be written as a sum of positive squares in 2 ways, for example, as 24820324 + 15303744 = 4982^2 + 3912^2 .

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, 49255 + ... + 50062.

It is an arithmetic number, because the mean of its divisors is an integer number (5909421).

Almost surely, 2^40124068 is an apocalyptic number.

It is an amenable number.

40124068 is a deficient number, since it is larger than the sum of its proper divisors (30788984).

40124068 is a wasteful number, since it uses less digits than its factorization.

40124068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99422 (or 99420 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 25.

The square root of 40124068 is about 6334.3561630208. The cubic root of 40124068 is about 342.3484132148.

The spelling of 40124068 in words is "forty million, one hundred twenty-four thousand, sixty-eight".