65415052 has 12 divisors (see below), whose sum is σ = 114808680. Its totient is φ = 32612576.

The previous prime is 65415047. The next prime is 65415101. The reversal of 65415052 is 25051456.

It is a self number, because there is not a number n which added to its sum of digits gives 65415052.

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, 22177 + ... + 24952.

It is an arithmetic number, because the mean of its divisors is an integer number (9567390).

Almost surely, 2^65415052 is an apocalyptic number.

It is an amenable number.

65415052 is a deficient number, since it is larger than the sum of its proper divisors (49393628).

65415052 is a wasteful number, since it uses less digits than its factorization.

65415052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47480 (or 47478 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 28.

The square root of 65415052 is about 8087.9572204606. The cubic root of 65415052 is about 402.9265608841.

The spelling of 65415052 in words is "sixty-five million, four hundred fifteen thousand, fifty-two".