52272455 has 4 divisors (see below), whose sum is σ = 62726952. Its totient is φ = 41817960.

The previous prime is 52272403. The next prime is 52272461. The reversal of 52272455 is 55427225.

It is a semiprime because it is the product of two primes.

It is a de Polignac number, because none of the positive numbers 2^k-52272455 is a prime.

It is a Duffinian number.

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, 5227241 + ... + 5227250.

It is an arithmetic number, because the mean of its divisors is an integer number (15681738).

Almost surely, 2^52272455 is an apocalyptic number.

52272455 is a deficient number, since it is larger than the sum of its proper divisors (10454497).

52272455 is a wasteful number, since it uses less digits than its factorization.

52272455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10454496.

The product of its digits is 28000, while the sum is 32.

The square root of 52272455 is about 7229.9692253840. The cubic root of 52272455 is about 373.9018659283.

The spelling of 52272455 in words is "fifty-two million, two hundred seventy-two thousand, four hundred fifty-five".