47646825 has 12 divisors (see below), whose sum is σ = 78776208. Its totient is φ = 25411600.

The previous prime is 47646821. The next prime is 47646827. The reversal of 47646825 is 52864674.

It is not a de Polignac number, because 47646825 - 2² = 47646821 is a prime.

It is not an unprimeable number, because it can be changed into a prime (47646821) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 317571 + ... + 317720.

It is an arithmetic number, because the mean of its divisors is an integer number (6564684).

Almost surely, 2^47646825 is an apocalyptic number.

It is an amenable number.

47646825 is a deficient number, since it is larger than the sum of its proper divisors (31129383).

47646825 is a wasteful number, since it uses less digits than its factorization.

47646825 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 635304 (or 635299 counting only the distinct ones).

The product of its digits is 322560, while the sum is 42.

The square root of 47646825 is about 6902.6679624621. The cubic root of 47646825 is about 362.5305879857.

The spelling of 47646825 in words is "forty-seven million, six hundred forty-six thousand, eight hundred twenty-five".