39252331 has 4 divisors (see below), whose sum is σ = 39386592. Its totient is φ = 39118072.

The previous prime is 39252313. The next prime is 39252359. The reversal of 39252331 is 13325293.

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 39252331 - 2¹⁵ = 39219563 is a prime.

It is a super-2 number, since 2×39252331² = 3081490977867122, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 39252331.

It is not an unprimeable number, because it can be changed into a prime (39252431) 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, 66691 + ... + 67276.

It is an arithmetic number, because the mean of its divisors is an integer number (9846648).

Almost surely, 2^39252331 is an apocalyptic number.

39252331 is a deficient number, since it is larger than the sum of its proper divisors (134261).

39252331 is a wasteful number, since it uses less digits than its factorization.

39252331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134260.

The product of its digits is 4860, while the sum is 28.

The square root of 39252331 is about 6265.1680743616. The cubic root of 39252331 is about 339.8509467766.

The spelling of 39252331 in words is "thirty-nine million, two hundred fifty-two thousand, three hundred thirty-one".