496721925 has 72 divisors (see below), whose sum is σ = 1023220224. Its totient is φ = 225636480.

The previous prime is 496721891. The next prime is 496721933. The reversal of 496721925 is 529127694.

496721925 is a `hidden beast` number, since 496 + 72 + 1 + 92 + 5 = 666.

It is not a de Polignac number, because 496721925 - 2⁸ = 496721669 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a Curzon number.

It is a congruent number.

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 71 ways as a sum of consecutive naturals, for example, 271564 + ... + 273386.

It is an arithmetic number, because the mean of its divisors is an integer number (14211392).

Almost surely, 2^496721925 is an apocalyptic number.

496721925 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

496721925 is an abundant number, since it is smaller than the sum of its proper divisors (526498299).

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

496721925 is a wasteful number, since it uses less digits than its factorization.

496721925 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2019 (or 2011 counting only the distinct ones).

The product of its digits is 272160, while the sum is 45.

The square root of 496721925 is about 22287.2592527659. The cubic root of 496721925 is about 791.9621815811.

The spelling of 496721925 in words is "four hundred ninety-six million, seven hundred twenty-one thousand, nine hundred twenty-five".