423770904 has 48 divisors (see below), whose sum is σ = 1166539920. Its totient is φ = 138939840.

The previous prime is 423770903. The next prime is 423770947. The reversal of 423770904 is 409077324.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423770903) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 43852 + ... + 52635.

It is an arithmetic number, because the mean of its divisors is an integer number (24302915).

Almost surely, 2^423770904 is an apocalyptic number.

It is an amenable number.

423770904 is an abundant number, since it is smaller than the sum of its proper divisors (742769016).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

423770904 is a wasteful number, since it uses less digits than its factorization.

423770904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96560 (or 96553 counting only the distinct ones).

The product of its (nonzero) digits is 42336, while the sum is 36.

The square root of 423770904 is about 20585.6965876795. The cubic root of 423770904 is about 751.1218198570.

The spelling of 423770904 in words is "four hundred twenty-three million, seven hundred seventy thousand, nine hundred four".