52032257 has 8 divisors (see below), whose sum is σ = 55404000. Its totient is φ = 48695104.

The previous prime is 52032247. The next prime is 52032269. The reversal of 52032257 is 75223025.

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 52032257 - 2¹⁸ = 51770113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52032247) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5507 + ... + 11592.

It is an arithmetic number, because the mean of its divisors is an integer number (6925500).

Almost surely, 2^52032257 is an apocalyptic number.

It is an amenable number.

52032257 is a deficient number, since it is larger than the sum of its proper divisors (3371743).

52032257 is a wasteful number, since it uses less digits than its factorization.

52032257 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17295.

The product of its (nonzero) digits is 4200, while the sum is 26.

The square root of 52032257 is about 7213.3388247052. The cubic root of 52032257 is about 373.3282789671.

The spelling of 52032257 in words is "fifty-two million, thirty-two thousand, two hundred fifty-seven".