423748904 has 8 divisors (see below), whose sum is σ = 794529210. Its totient is φ = 211874448.

The previous prime is 423748891. The next prime is 423748921. The reversal of 423748904 is 409847324.

It can be written as a sum of positive squares in only one way, i.e., 364428100 + 59320804 = 19090^2 + 7702^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26484299 + ... + 26484314.

Almost surely, 2^423748904 is an apocalyptic number.

It is an amenable number.

423748904 is a deficient number, since it is larger than the sum of its proper divisors (370780306).

423748904 is a wasteful number, since it uses less digits than its factorization.

423748904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52968619 (or 52968615 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 41.

The square root of 423748904 is about 20585.1622291397. The cubic root of 423748904 is about 751.1088215082.

The spelling of 423748904 in words is "four hundred twenty-three million, seven hundred forty-eight thousand, nine hundred four".