39225857 has 8 divisors (see below), whose sum is σ = 42861312. Its totient is φ = 35602000.

The previous prime is 39225853. The next prime is 39225863. The reversal of 39225857 is 75852293.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 39225857 - 2² = 39225853 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (39225853) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5168 + ... + 10254.

It is an arithmetic number, because the mean of its divisors is an integer number (5357664).

Almost surely, 2^39225857 is an apocalyptic number.

It is an amenable number.

39225857 is a deficient number, since it is larger than the sum of its proper divisors (3635455).

39225857 is a wasteful number, since it uses less digits than its factorization.

39225857 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5799.

The product of its digits is 151200, while the sum is 41.

The square root of 39225857 is about 6263.0549255136. The cubic root of 39225857 is about 339.7745246700.

It can be divided in two parts, 3922 and 5857, that added together give a palindrome (9779).

The spelling of 39225857 in words is "thirty-nine million, two hundred twenty-five thousand, eight hundred fifty-seven".