52633551 has 4 divisors (see below), whose sum is σ = 70178072. Its totient is φ = 35089032.

The previous prime is 52633543. The next prime is 52633597. The reversal of 52633551 is 15533625.

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

It is not a de Polignac number, because 52633551 - 2³ = 52633543 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52633501) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8772256 + ... + 8772261.

It is an arithmetic number, because the mean of its divisors is an integer number (17544518).

Almost surely, 2^52633551 is an apocalyptic number.

52633551 is a deficient number, since it is larger than the sum of its proper divisors (17544521).

52633551 is a wasteful number, since it uses less digits than its factorization.

52633551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17544520.

The product of its digits is 13500, while the sum is 30.

The square root of 52633551 is about 7254.8984141751. The cubic root of 52633551 is about 374.7608573056.

The spelling of 52633551 in words is "fifty-two million, six hundred thirty-three thousand, five hundred fifty-one".