65351172 has 12 divisors (see below), whose sum is σ = 152486096. Its totient is φ = 21783720.

The previous prime is 65351161. The next prime is 65351183. The reversal of 65351172 is 27115356.

It is an interprime number because it is at equal distance from previous prime (65351161) and next prime (65351183).

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2722954 + ... + 2722977.

Almost surely, 2^65351172 is an apocalyptic number.

It is an amenable number.

65351172 is an abundant number, since it is smaller than the sum of its proper divisors (87134924).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

65351172 is a wasteful number, since it uses less digits than its factorization.

65351172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5445938 (or 5445936 counting only the distinct ones).

The product of its digits is 6300, while the sum is 30.

The square root of 65351172 is about 8084.0071746628. The cubic root of 65351172 is about 402.7953610517.

The spelling of 65351172 in words is "sixty-five million, three hundred fifty-one thousand, one hundred seventy-two".