423503032 has 16 divisors (see below), whose sum is σ = 794300760. Its totient is φ = 211689504.

The previous prime is 423503021. The next prime is 423503039. The reversal of 423503032 is 230305324.

It is a super-2 number, since 2×423503032² = 358709636226386048, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 423502994 and 423503012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423503039) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35403 + ... + 45829.

Almost surely, 2^423503032 is an apocalyptic number.

It is an amenable number.

423503032 is a deficient number, since it is larger than the sum of its proper divisors (370797728).

423503032 is a wasteful number, since it uses less digits than its factorization.

423503032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15510 (or 15506 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 22.

The square root of 423503032 is about 20579.1892940417. The cubic root of 423503032 is about 750.9635213425.

Adding to 423503032 its reverse (230305324), we get a palindrome (653808356).

The spelling of 423503032 in words is "four hundred twenty-three million, five hundred three thousand, thirty-two".