623346723 has 6 divisors (see below), whose sum is σ = 900389724. Its totient is φ = 415564476.

The previous prime is 623346709. The next prime is 623346743. The reversal of 623346723 is 327643326.

623346723 is a `hidden beast` number, since 623 + 3 + 4 + 6 + 7 + 23 = 666.

It is not a de Polignac number, because 623346723 - 2⁸ = 623346467 is a prime.

It is a super-2 number, since 2×623346723² = 777122274149677458, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (623346743) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 34630365 + ... + 34630382.

It is an arithmetic number, because the mean of its divisors is an integer number (150064954).

Almost surely, 2^623346723 is an apocalyptic number.

623346723 is a deficient number, since it is larger than the sum of its proper divisors (277043001).

623346723 is a wasteful number, since it uses less digits than its factorization.

623346723 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69260753 (or 69260750 counting only the distinct ones).

The product of its digits is 108864, while the sum is 36.

The square root of 623346723 is about 24966.9125644322. The cubic root of 623346723 is about 854.2334239170.

The spelling of 623346723 in words is "six hundred twenty-three million, three hundred forty-six thousand, seven hundred twenty-three".