40480538 has 16 divisors (see below), whose sum is σ = 69513984. Its totient is φ = 17319120.

The previous prime is 40480523. The next prime is 40480547. The reversal of 40480538 is 83508404.

It is a Curzon 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, 7343 + ... + 11613.

It is an arithmetic number, because the mean of its divisors is an integer number (4344624).

Almost surely, 2^40480538 is an apocalyptic number.

40480538 is a deficient number, since it is larger than the sum of its proper divisors (29033446).

40480538 is a wasteful number, since it uses less digits than its factorization.

40480538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4957.

The product of its (nonzero) digits is 15360, while the sum is 32.

The square root of 40480538 is about 6362.4317678070. The cubic root of 40480538 is about 343.3592554867.

The spelling of 40480538 in words is "forty million, four hundred eighty thousand, five hundred thirty-eight".