421695004 has 24 divisors (see below), whose sum is σ = 757461600. Its totient is φ = 205297920.

The previous prime is 421694983. The next prime is 421695011. The reversal of 421695004 is 400596124.

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, 91057 + ... + 95575.

It is an arithmetic number, because the mean of its divisors is an integer number (31560900).

Almost surely, 2^421695004 is an apocalyptic number.

It is an amenable number.

421695004 is a deficient number, since it is larger than the sum of its proper divisors (335766596).

421695004 is a wasteful number, since it uses less digits than its factorization.

421695004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5133 (or 5131 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 31.

The square root of 421695004 is about 20535.2137558877. The cubic root of 421695004 is about 749.8933205304.

The spelling of 421695004 in words is "four hundred twenty-one million, six hundred ninety-five thousand, four".