65155252 has 12 divisors (see below), whose sum is σ = 114153760. Its totient is φ = 32539896.

The previous prime is 65155247. The next prime is 65155253. The reversal of 65155252 is 25255156.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65155253) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5352 + ... + 12607.

Almost surely, 2^65155252 is an apocalyptic number.

It is an amenable number.

65155252 is a deficient number, since it is larger than the sum of its proper divisors (48998508).

65155252 is a wasteful number, since it uses less digits than its factorization.

65155252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18870 (or 18868 counting only the distinct ones).

The product of its digits is 15000, while the sum is 31.

The square root of 65155252 is about 8071.8803261694. The cubic root of 65155252 is about 402.3924370834.

The spelling of 65155252 in words is "sixty-five million, one hundred fifty-five thousand, two hundred fifty-two".