423934570 has 16 divisors (see below), whose sum is σ = 763849440. Its totient is φ = 169403344.

The previous prime is 423934543. The next prime is 423934583. The reversal of 423934570 is 75439324.

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, 10612 + ... + 30991.

It is an arithmetic number, because the mean of its divisors is an integer number (47740590).

Almost surely, 2^423934570 is an apocalyptic number.

423934570 is a deficient number, since it is larger than the sum of its proper divisors (339914870).

423934570 is a wasteful number, since it uses less digits than its factorization.

423934570 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42629.

The product of its (nonzero) digits is 90720, while the sum is 37.

The square root of 423934570 is about 20589.6714398263. The cubic root of 423934570 is about 751.2185051807.

It can be divided in two parts, 4239 and 34570, that added together give a square (38809 = 197²).

The spelling of 423934570 in words is "four hundred twenty-three million, nine hundred thirty-four thousand, five hundred seventy".