423957576 has 32 divisors (see below), whose sum is σ = 1211307840. Its totient is φ = 121130688.

The previous prime is 423957553. The next prime is 423957587. The reversal of 423957576 is 675759324.

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, 1261611 + ... + 1261946.

It is an arithmetic number, because the mean of its divisors is an integer number (37853370).

Almost surely, 2^423957576 is an apocalyptic number.

It is an amenable number.

423957576 is an abundant number, since it is smaller than the sum of its proper divisors (787350264).

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

423957576 is a wasteful number, since it uses less digits than its factorization.

423957576 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2523573 (or 2523569 counting only the distinct ones).

The product of its digits is 1587600, while the sum is 48.

The square root of 423957576 is about 20590.2301104189. The cubic root of 423957576 is about 751.2320939288.

The spelling of 423957576 in words is "four hundred twenty-three million, nine hundred fifty-seven thousand, five hundred seventy-six".