623276616 has 32 divisors (see below), whose sum is σ = 1559764800. Its totient is φ = 207549120.

The previous prime is 623276611. The next prime is 623276623. The reversal of 623276616 is 616672326.

It is a super-2 number, since 2×623276616² = 776947480104822912, which contains 22 as substring.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (623276611) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12150 + ... + 37338.

It is an arithmetic number, because the mean of its divisors is an integer number (48742650).

Almost surely, 2^623276616 is an apocalyptic number.

It is an amenable number.

623276616 is an abundant number, since it is smaller than the sum of its proper divisors (936488184).

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

623276616 is a wasteful number, since it uses less digits than its factorization.

623276616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26229 (or 26225 counting only the distinct ones).

The product of its digits is 108864, while the sum is 39.

The square root of 623276616 is about 24965.5085267655. The cubic root of 623276616 is about 854.2013978734.

The spelling of 623276616 in words is "six hundred twenty-three million, two hundred seventy-six thousand, six hundred sixteen".