40146004 has 12 divisors (see below), whose sum is σ = 71889664. Its totient is φ = 19606104.

The previous prime is 40145977. The next prime is 40146013. The reversal of 40146004 is 40064104.

It is a super-2 number, since 2×40146004² = 3223403274336032, which contains 22 as substring.

It is a congruent number.

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, 116532 + ... + 116875.

Almost surely, 2^40146004 is an apocalyptic number.

It is an amenable number.

40146004 is a deficient number, since it is larger than the sum of its proper divisors (31743660).

40146004 is a wasteful number, since it uses less digits than its factorization.

40146004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 233454 (or 233452 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 40146004 is about 6336.0874362654. The cubic root of 40146004 is about 342.4107896307.

The spelling of 40146004 in words is "forty million, one hundred forty-six thousand, four".