52022031 has 4 divisors (see below), whose sum is σ = 69362712. Its totient is φ = 34681352.

The previous prime is 52022029. The next prime is 52022039. The reversal of 52022031 is 13022025.

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

It is a cyclic number.

It is not a de Polignac number, because 52022031 - 2¹ = 52022029 is a prime.

It is a super-2 number, since 2×52022031² = 5412583418729922, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 52022031.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52022039) 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, 8670336 + ... + 8670341.

It is an arithmetic number, because the mean of its divisors is an integer number (17340678).

Almost surely, 2^52022031 is an apocalyptic number.

52022031 is a deficient number, since it is larger than the sum of its proper divisors (17340681).

52022031 is a wasteful number, since it uses less digits than its factorization.

52022031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17340680.

The product of its (nonzero) digits is 120, while the sum is 15.

The square root of 52022031 is about 7212.6299641670. The cubic root of 52022031 is about 373.3038203888.

Adding to 52022031 its reverse (13022025), we get a palindrome (65044056).

The spelling of 52022031 in words is "fifty-two million, twenty-two thousand, thirty-one".