52688465 has 8 divisors (see below), whose sum is σ = 64170240. Its totient is φ = 41521392.

The previous prime is 52688431. The next prime is 52688479. The reversal of 52688465 is 56488625.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 52688465 - 2⁶ = 52688401 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 78305 + ... + 78974.

It is an arithmetic number, because the mean of its divisors is an integer number (8021280).

Almost surely, 2^52688465 is an apocalyptic number.

It is an amenable number.

52688465 is a deficient number, since it is larger than the sum of its proper divisors (11481775).

52688465 is a wasteful number, since it uses less digits than its factorization.

52688465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157351.

The product of its digits is 460800, while the sum is 44.

The square root of 52688465 is about 7258.6820429056. The cubic root of 52688465 is about 374.8911447008.

The spelling of 52688465 in words is "fifty-two million, six hundred eighty-eight thousand, four hundred sixty-five".