40904954 has 8 divisors (see below), whose sum is σ = 62784480. Its totient is φ = 19976796.

The previous prime is 40904951. The next prime is 40904959. The reversal of 40904954 is 45940904.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (40904951) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 237734 + ... + 237905.

It is an arithmetic number, because the mean of its divisors is an integer number (7848060).

Almost surely, 2^40904954 is an apocalyptic number.

40904954 is a deficient number, since it is larger than the sum of its proper divisors (21879526).

40904954 is a wasteful number, since it uses less digits than its factorization.

40904954 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 475684.

The product of its (nonzero) digits is 25920, while the sum is 35.

The square root of 40904954 is about 6395.6980854321. The cubic root of 40904954 is about 344.5550631952. Note that the first 3 decimals are identical.

The spelling of 40904954 in words is "forty million, nine hundred four thousand, nine hundred fifty-four".