40473538 has 16 divisors (see below), whose sum is σ = 71622144. Its totient is φ = 16786080.

The previous prime is 40473509. The next prime is 40473571. The reversal of 40473538 is 83537404.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46195 + ... + 47062.

It is an arithmetic number, because the mean of its divisors is an integer number (4476384).

Almost surely, 2^40473538 is an apocalyptic number.

40473538 is a deficient number, since it is larger than the sum of its proper divisors (31148606).

40473538 is a wasteful number, since it uses less digits than its factorization.

40473538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93297.

The product of its (nonzero) digits is 40320, while the sum is 34.

The square root of 40473538 is about 6361.8816398924. The cubic root of 40473538 is about 343.3394628204.

The spelling of 40473538 in words is "forty million, four hundred seventy-three thousand, five hundred thirty-eight".