39090370 has 32 divisors (see below), whose sum is σ = 78402816. Its totient is φ = 13910400.

The previous prime is 39090319. The next prime is 39090371. The reversal of 39090370 is 7309093.

It is a plaindrome in base 12.

It is not an unprimeable number, because it can be changed into a prime (39090371) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1390 + ... + 8950.

It is an arithmetic number, because the mean of its divisors is an integer number (2450088).

Almost surely, 2^39090370 is an apocalyptic number.

39090370 is an abundant number, since it is smaller than the sum of its proper divisors (39312446).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

39090370 is a wasteful number, since it uses less digits than its factorization.

39090370 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7626.

The product of its (nonzero) digits is 5103, while the sum is 31.

The square root of 39090370 is about 6252.2292024525. The cubic root of 39090370 is about 339.3828770979.

The spelling of 39090370 in words is "thirty-nine million, ninety thousand, three hundred seventy".