423710988 has 24 divisors (see below), whose sum is σ = 988991808. Its totient is φ = 141189456.

The previous prime is 423710923. The next prime is 423710993. The reversal of 423710988 is 889017324.

It is a super-2 number, since 2×423710988² = 359062002703872288, which contains 22 as substring.

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, 67095 + ... + 73137.

It is an arithmetic number, because the mean of its divisors is an integer number (41207992).

Almost surely, 2^423710988 is an apocalyptic number.

It is an amenable number.

423710988 is an abundant number, since it is smaller than the sum of its proper divisors (565280820).

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

423710988 is a wasteful number, since it uses less digits than its factorization.

423710988 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11893 (or 11891 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 42.

The square root of 423710988 is about 20584.2412539302. The cubic root of 423710988 is about 751.0864183891.

It can be divided in two parts, 4237 and 10988, that added together give a triangular number (15225 = T₁₇₄).

The spelling of 423710988 in words is "four hundred twenty-three million, seven hundred ten thousand, nine hundred eighty-eight".