9139522 has 16 divisors (see below), whose sum is σ = 15707520. Its totient is φ = 3907008.

The previous prime is 9139519. The next prime is 9139531. The reversal of 9139522 is 2259319.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 8554 + ... + 9562.

It is an arithmetic number, because the mean of its divisors is an integer number (981720).

Almost surely, 2^9139522 is an apocalyptic number.

9139522 is a deficient number, since it is larger than the sum of its proper divisors (6567998).

9139522 is a wasteful number, since it uses less digits than its factorization.

9139522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1665.

The product of its digits is 4860, while the sum is 31.

The square root of 9139522 is about 3023.1642363590. The cubic root of 9139522 is about 209.0777546974.

It can be divided in two parts, 913952 and 2, that multiplied together give a square (1827904 = 1352²).

The spelling of 9139522 in words is "nine million, one hundred thirty-nine thousand, five hundred twenty-two".