1623296164 has 24 divisors (see below), whose sum is σ = 3280067840. Its totient is φ = 688525056.

The previous prime is 1623296161. The next prime is 1623296237. The reversal of 1623296164 is 4616923261.

It is a super-2 number, since 2×1623296164² = 5270180872114229792, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1623296161) 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, 296124 + ... + 301555.

Almost surely, 2^1623296164 is an apocalyptic number.

1623296164 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1623296164 is an abundant number, since it is smaller than the sum of its proper divisors (1656771676).

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

1623296164 is a wasteful number, since it uses less digits than its factorization.

1623296164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 597787 (or 597785 counting only the distinct ones).

The product of its digits is 93312, while the sum is 40.

The square root of 1623296164 is about 40290.1497142912. The cubic root of 1623296164 is about 1175.2562987606.

The spelling of 1623296164 in words is "one billion, six hundred twenty-three million, two hundred ninety-six thousand, one hundred sixty-four".