623030424 has 32 divisors (see below), whose sum is σ = 1595568240. Its totient is φ = 202611200.

The previous prime is 623030413. The next prime is 623030437. The reversal of 623030424 is 424030326.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a junction number, because it is equal to n+sod(n) for n = 623030394 and 623030403.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 315597 + ... + 317564.

Almost surely, 2^623030424 is an apocalyptic number.

It is an amenable number.

623030424 is an abundant number, since it is smaller than the sum of its proper divisors (972537816).

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

623030424 is a wasteful number, since it uses less digits than its factorization.

623030424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 633211 (or 633207 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 24.

The square root of 623030424 is about 24960.5773971677. The cubic root of 623030424 is about 854.0889142451.

The spelling of 623030424 in words is "six hundred twenty-three million, thirty thousand, four hundred twenty-four".