4721825907 has 80 divisors (see below), whose sum is σ = 7847769600. Its totient is φ = 2816856000.

The previous prime is 4721825903. The next prime is 4721825909. The reversal of 4721825907 is 7095281274.

It is a happy number.

4721825907 is a `hidden beast` number, since 47 + 2 + 18 + 2 + 590 + 7 = 666.

It is not a de Polignac number, because 4721825907 - 2² = 4721825903 is a prime.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (4721825903) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 2096532 + ... + 2098782.

It is an arithmetic number, because the mean of its divisors is an integer number (98097120).

Almost surely, 2^4721825907 is an apocalyptic number.

4721825907 is a gapful number since it is divisible by the number (47) formed by its first and last digit.

4721825907 is a deficient number, since it is larger than the sum of its proper divisors (3125943693).

4721825907 is a wasteful number, since it uses less digits than its factorization.

4721825907 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2358 (or 2349 counting only the distinct ones).

The product of its (nonzero) digits is 282240, while the sum is 45.

The square root of 4721825907 is about 68715.5434163188. The cubic root of 4721825907 is about 1677.6575805143.

The spelling of 4721825907 in words is "four billion, seven hundred twenty-one million, eight hundred twenty-five thousand, nine hundred seven".