623222532 has 24 divisors (see below), whose sum is σ = 1615762400. Its totient is φ = 207740808.

The previous prime is 623222519. The next prime is 623222569. The reversal of 623222532 is 235222326.

623222532 is a `hidden beast` number, since 623 + 2 + 2 + 2 + 5 + 32 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 623222496 and 623222505.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2885182 + ... + 2885397.

Almost surely, 2^623222532 is an apocalyptic number.

It is an amenable number.

623222532 is an abundant number, since it is smaller than the sum of its proper divisors (992539868).

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

623222532 is a wasteful number, since it uses less digits than its factorization.

623222532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5770592 (or 5770584 counting only the distinct ones).

The product of its digits is 8640, while the sum is 27.

The square root of 623222532 is about 24964.4253288555. The cubic root of 623222532 is about 854.1766897617.

Adding to 623222532 its reverse (235222326), we get a palindrome (858444858).

The spelling of 623222532 in words is "six hundred twenty-three million, two hundred twenty-two thousand, five hundred thirty-two".