52247408 has 20 divisors (see below), whose sum is σ = 103584888. Its totient is φ = 25515840.

The previous prime is 52247399. The next prime is 52247411. The reversal of 52247408 is 80474225.

It is a congruent number.

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, 37283 + ... + 38658.

Almost surely, 2^52247408 is an apocalyptic number.

It is an amenable number.

52247408 is a deficient number, since it is larger than the sum of its proper divisors (51337480).

52247408 is a wasteful number, since it uses less digits than its factorization.

52247408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75992 (or 75986 counting only the distinct ones).

The product of its (nonzero) digits is 17920, while the sum is 32.

The square root of 52247408 is about 7228.2368527878. The cubic root of 52247408 is about 373.8421364701.

The spelling of 52247408 in words is "fifty-two million, two hundred forty-seven thousand, four hundred eight".