1825932864 has 84 divisors (see below), whose sum is σ = 5619896304. Its totient is φ = 521692416.

The previous prime is 1825932841. The next prime is 1825932881. The reversal of 1825932864 is 4682395281.

It is a tau number, because it is divible by the number of its divisors (84).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 87634 + ... + 106449.

Almost surely, 2^1825932864 is an apocalyptic number.

1825932864 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1825932864 is an abundant number, since it is smaller than the sum of its proper divisors (3793963440).

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

1825932864 is a wasteful number, since it uses less digits than its factorization.

1825932864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 194112 (or 194095 counting only the distinct ones).

The product of its digits is 829440, while the sum is 48.

The square root of 1825932864 is about 42730.9356789668. The cubic root of 1825932864 is about 1222.2543786630.

The spelling of 1825932864 in words is "one billion, eight hundred twenty-five million, nine hundred thirty-two thousand, eight hundred sixty-four".