9090472 has 8 divisors (see below), whose sum is σ = 17044650. Its totient is φ = 4545232.

The previous prime is 9090463. The next prime is 9090503. The reversal of 9090472 is 2740909.

It can be written as a sum of positive squares in only one way, i.e., 8491396 + 599076 = 2914^2 + 774^2 .

It is a tau number, because it is divible by the number of its divisors (8).

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 as a sum of consecutive naturals, namely, 568147 + ... + 568162.

Almost surely, 2^9090472 is an apocalyptic number.

It is an amenable number.

9090472 is a deficient number, since it is larger than the sum of its proper divisors (7954178).

9090472 is a wasteful number, since it uses less digits than its factorization.

9090472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1136315 (or 1136311 counting only the distinct ones).

The product of its (nonzero) digits is 4536, while the sum is 31.

The square root of 9090472 is about 3015.0409615791. The cubic root of 9090472 is about 208.7030573208.

The spelling of 9090472 in words is "nine million, ninety thousand, four hundred seventy-two".