1814764056 has 64 divisors (see below), whose sum is σ = 5352314880. Its totient is φ = 501776640.

The previous prime is 1814764051. The next prime is 1814764073. The reversal of 1814764056 is 6504674181.

It is a super-2 number, since 2×1814764056² = 6586737157899142272, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a junction number, because it is equal to n+sod(n) for n = 1814763999 and 1814764017.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1814764051) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 169021 + ... + 179436.

It is an arithmetic number, because the mean of its divisors is an integer number (83629920).

Almost surely, 2^1814764056 is an apocalyptic number.

It is an amenable number.

1814764056 is an abundant number, since it is smaller than the sum of its proper divisors (3537550824).

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

1814764056 is a wasteful number, since it uses less digits than its factorization.

1814764056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 348504 (or 348500 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 42.

The square root of 1814764056 is about 42600.0476056072. The cubic root of 1814764056 is about 1219.7571979412.

The spelling of 1814764056 in words is "one billion, eight hundred fourteen million, seven hundred sixty-four thousand, fifty-six".