61276172 has 6 divisors (see below), whose sum is σ = 107233308. Its totient is φ = 30638084.

The previous prime is 61276169. The next prime is 61276183. The reversal of 61276172 is 27167216.

61276172 is digitally balanced in base 9, because in such base it contains all the possibile digits an equal number of times.

61276172 is strictly pandigital in base 9.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7659518 + ... + 7659525.

It is an arithmetic number, because the mean of its divisors is an integer number (17872218).

Almost surely, 2^61276172 is an apocalyptic number.

It is an amenable number.

61276172 is a deficient number, since it is larger than the sum of its proper divisors (45957136).

61276172 is a wasteful number, since it uses less digits than its factorization.

61276172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15319047 (or 15319045 counting only the distinct ones).

The product of its digits is 7056, while the sum is 32.

The square root of 61276172 is about 7827.9098104155. The cubic root of 61276172 is about 394.2428952260.

The spelling of 61276172 in words is "sixty-one million, two hundred seventy-six thousand, one hundred seventy-two".