39090525 has 24 divisors (see below), whose sum is σ = 65037504. Its totient is φ = 20716800.

The previous prime is 39090503. The next prime is 39090533. The reversal of 39090525 is 52509093.

It is not a de Polignac number, because 39090525 - 2⁶ = 39090461 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10965 + ... + 14085.

It is an arithmetic number, because the mean of its divisors is an integer number (2709896).

Almost surely, 2^39090525 is an apocalyptic number.

It is an amenable number.

39090525 is a deficient number, since it is larger than the sum of its proper divisors (25946979).

39090525 is a wasteful number, since it uses less digits than its factorization.

39090525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3301 (or 3296 counting only the distinct ones).

The product of its (nonzero) digits is 12150, while the sum is 33.

The square root of 39090525 is about 6252.2415980191. The cubic root of 39090525 is about 339.3833256676.

The spelling of 39090525 in words is "thirty-nine million, ninety thousand, five hundred twenty-five".