39495090 has 32 divisors (see below), whose sum is σ = 94968576. Its totient is φ = 10512000.

The previous prime is 39495083. The next prime is 39495103. The reversal of 39495090 is 9059493.

It is a happy number.

39495090 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21654 + ... + 23406.

It is an arithmetic number, because the mean of its divisors is an integer number (2967768).

Almost surely, 2^39495090 is an apocalyptic number.

39495090 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

39495090 is an abundant number, since it is smaller than the sum of its proper divisors (55473486).

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

39495090 is a wasteful number, since it uses less digits than its factorization.

39495090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2514.

The product of its (nonzero) digits is 43740, while the sum is 39.

The square root of 39495090 is about 6284.5119142221. The cubic root of 39495090 is about 340.5501186574.

The spelling of 39495090 in words is "thirty-nine million, four hundred ninety-five thousand, ninety".