52452331 has 4 divisors (see below), whose sum is σ = 55213000. Its totient is φ = 49691664.

The previous prime is 52452319. The next prime is 52452349. The reversal of 52452331 is 13325425.

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 52452331 - 2⁵ = 52452299 is a prime.

It is a super-2 number, since 2×52452331² = 5502494054667122, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 52452296 and 52452305.

It is not an unprimeable number, because it can be changed into a prime (52452311) 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, 1380306 + ... + 1380343.

It is an arithmetic number, because the mean of its divisors is an integer number (13803250).

Almost surely, 2^52452331 is an apocalyptic number.

52452331 is a deficient number, since it is larger than the sum of its proper divisors (2760669).

52452331 is a wasteful number, since it uses less digits than its factorization.

52452331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2760668.

The product of its digits is 3600, while the sum is 25.

The square root of 52452331 is about 7242.3981525459. The cubic root of 52452331 is about 374.3302558186.

Adding to 52452331 its reverse (13325425), we get a palindrome (65777756).

The spelling of 52452331 in words is "fifty-two million, four hundred fifty-two thousand, three hundred thirty-one".