52151633 has 4 divisors (see below), whose sum is σ = 52337508. Its totient is φ = 51965760.

The previous prime is 52151591. The next prime is 52151669. The reversal of 52151633 is 33615125.

52151633 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in 2 ways, for example, as 21603904 + 30547729 = 4648^2 + 5527^2 .

It is a cyclic number.

It is not a de Polignac number, because 52151633 - 2⁶ = 52151569 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (52151683) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 92516 + ... + 93077.

It is an arithmetic number, because the mean of its divisors is an integer number (13084377).

Almost surely, 2^52151633 is an apocalyptic number.

It is an amenable number.

52151633 is a deficient number, since it is larger than the sum of its proper divisors (185875).

52151633 is a wasteful number, since it uses less digits than its factorization.

52151633 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 185874.

The product of its digits is 2700, while the sum is 26.

The square root of 52151633 is about 7221.6087542874. The cubic root of 52151633 is about 373.6135660827.

Adding to 52151633 its reverse (33615125), we get a palindrome (85766758).

The spelling of 52151633 in words is "fifty-two million, one hundred fifty-one thousand, six hundred thirty-three".