65242552 has 8 divisors (see below), whose sum is σ = 122329800. Its totient is φ = 32621272.

The previous prime is 65242531. The next prime is 65242571. The reversal of 65242552 is 25524256.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4077652 + ... + 4077667.

It is an arithmetic number, because the mean of its divisors is an integer number (15291225).

Almost surely, 2^65242552 is an apocalyptic number.

It is an amenable number.

65242552 is a deficient number, since it is larger than the sum of its proper divisors (57087248).

65242552 is a wasteful number, since it uses less digits than its factorization.

65242552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8155325 (or 8155321 counting only the distinct ones).

The product of its digits is 24000, while the sum is 31.

The square root of 65242552 is about 8077.2861779189. The cubic root of 65242552 is about 402.5720756181.

The spelling of 65242552 in words is "sixty-five million, two hundred forty-two thousand, five hundred fifty-two".