52252478 has 8 divisors (see below), whose sum is σ = 79663800. Its totient is φ = 25697880.

The previous prime is 52252433. The next prime is 52252507. The reversal of 52252478 is 87425225.

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

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, 214028 + ... + 214271.

It is an arithmetic number, because the mean of its divisors is an integer number (9957975).

Almost surely, 2^52252478 is an apocalyptic number.

52252478 is a deficient number, since it is larger than the sum of its proper divisors (27411322).

52252478 is a wasteful number, since it uses less digits than its factorization.

52252478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 428362.

The product of its digits is 44800, while the sum is 35.

The square root of 52252478 is about 7228.5875522124. The cubic root of 52252478 is about 373.8542284150.

The spelling of 52252478 in words is "fifty-two million, two hundred fifty-two thousand, four hundred seventy-eight".