61474172 has 12 divisors (see below), whose sum is σ = 107763600. Its totient is φ = 30684576.

The previous prime is 61474141. The next prime is 61474183. The reversal of 61474172 is 27147416.

61474172 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 3 ways as a sum of consecutive naturals, for example, 10433 + ... + 15224.

It is an arithmetic number, because the mean of its divisors is an integer number (8980300).

Almost surely, 2^61474172 is an apocalyptic number.

It is an amenable number.

61474172 is a deficient number, since it is larger than the sum of its proper divisors (46289428).

61474172 is a wasteful number, since it uses less digits than its factorization.

61474172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26260 (or 26258 counting only the distinct ones).

The product of its digits is 9408, while the sum is 32.

The square root of 61474172 is about 7840.5466646147. The cubic root of 61474172 is about 394.6670740627.

The spelling of 61474172 in words is "sixty-one million, four hundred seventy-four thousand, one hundred seventy-two".