947508225 has 48 divisors (see below), whose sum is σ = 1623705600. Its totient is φ = 487206720.

The previous prime is 947508193. The next prime is 947508251. The reversal of 947508225 is 522805749.

It is not a de Polignac number, because 947508225 - 2⁵ = 947508193 is a prime.

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 47 ways as a sum of consecutive naturals, for example, 252916 + ... + 256634.

It is an arithmetic number, because the mean of its divisors is an integer number (33827200).

Almost surely, 2^947508225 is an apocalyptic number.

It is an amenable number.

947508225 is a deficient number, since it is larger than the sum of its proper divisors (676197375).

947508225 is a wasteful number, since it uses less digits than its factorization.

947508225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3854 (or 3849 counting only the distinct ones).

The product of its (nonzero) digits is 201600, while the sum is 42.

The square root of 947508225 is about 30781.6215459810. The cubic root of 947508225 is about 982.1873345493.

The spelling of 947508225 in words is "nine hundred forty-seven million, five hundred eight thousand, two hundred twenty-five".