52616268 has 18 divisors (see below), whose sum is σ = 133002324. Its totient is φ = 17538744.

The previous prime is 52616251. The next prime is 52616299. The reversal of 52616268 is 86261625.

52616268 is a `hidden beast` number, since 5 + 26 + 1 + 626 + 8 = 666.

It is a tau number, because it is divible by the number of its divisors (18).

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 1461563 = 52616268 / (5 + 2 + 6 + 1 + 6 + 2 + 6 + 8).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 730746 + ... + 730817.

It is an arithmetic number, because the mean of its divisors is an integer number (7389018).

Almost surely, 2^52616268 is an apocalyptic number.

It is an amenable number.

52616268 is an abundant number, since it is smaller than the sum of its proper divisors (80386056).

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

52616268 is a wasteful number, since it uses less digits than its factorization.

52616268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1461573 (or 1461568 counting only the distinct ones).

The product of its digits is 34560, while the sum is 36.

The square root of 52616268 is about 7253.7071901201. The cubic root of 52616268 is about 374.7198334033.

The spelling of 52616268 in words is "fifty-two million, six hundred sixteen thousand, two hundred sixty-eight".