1922452656 has 40 divisors (see below), whose sum is σ = 5072008704. Its totient is φ = 627182400.

The previous prime is 1922452613. The next prime is 1922452663. The reversal of 1922452656 is 6562542291.

It is a super-2 number, since 2×1922452656² = 7391648429122908672, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 423820 + ... + 428331.

Almost surely, 2^1922452656 is an apocalyptic number.

1922452656 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1922452656 is an abundant number, since it is smaller than the sum of its proper divisors (3149556048).

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

1922452656 is a wasteful number, since it uses less digits than its factorization.

1922452656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 852209 (or 852203 counting only the distinct ones).

The product of its digits is 259200, while the sum is 42.

The square root of 1922452656 is about 43845.7826478214. The cubic root of 1922452656 is about 1243.4220113869.

The spelling of 1922452656 in words is "one billion, nine hundred twenty-two million, four hundred fifty-two thousand, six hundred fifty-six".