1827725964 has 48 divisors (see below), whose sum is σ = 4582988928. Its totient is φ = 564841728.

The previous prime is 1827725959. The next prime is 1827725987. The reversal of 1827725964 is 4695277281.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 53194 + ... + 80529.

It is an arithmetic number, because the mean of its divisors is an integer number (95478936).

Almost surely, 2^1827725964 is an apocalyptic number.

It is an amenable number.

1827725964 is an abundant number, since it is smaller than the sum of its proper divisors (2755262964).

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

1827725964 is a wasteful number, since it uses less digits than its factorization.

1827725964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133814 (or 133812 counting only the distinct ones).

The product of its digits is 1693440, while the sum is 51.

The square root of 1827725964 is about 42751.9118169001. The cubic root of 1827725964 is about 1222.6543399386.

The spelling of 1827725964 in words is "one billion, eight hundred twenty-seven million, seven hundred twenty-five thousand, nine hundred sixty-four".