40478462 has 16 divisors (see below), whose sum is σ = 64683360. Its totient is φ = 18931968.

The previous prime is 40478447. The next prime is 40478489. The reversal of 40478462 is 26487404.

It is a congruent 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, 2114 + ... + 9242.

It is an arithmetic number, because the mean of its divisors is an integer number (4042710).

Almost surely, 2^40478462 is an apocalyptic number.

40478462 is a deficient number, since it is larger than the sum of its proper divisors (24204898).

40478462 is a wasteful number, since it uses less digits than its factorization.

40478462 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7315.

The product of its (nonzero) digits is 43008, while the sum is 35.

The square root of 40478462 is about 6362.2686205472. The cubic root of 40478462 is about 343.3533857854.

The spelling of 40478462 in words is "forty million, four hundred seventy-eight thousand, four hundred sixty-two".