9091625828 has 24 divisors (see below), whose sum is σ = 16140176640. Its totient is φ = 4480192640.

The previous prime is 9091625821. The next prime is 9091625833. The reversal of 9091625828 is 8285261909.

It is not an unprimeable number, because it can be changed into a prime (9091625821) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1427900 + ... + 1434252.

It is an arithmetic number, because the mean of its divisors is an integer number (672507360).

Almost surely, 2^9091625828 is an apocalyptic number.

It is an amenable number.

9091625828 is a deficient number, since it is larger than the sum of its proper divisors (7048550812).

9091625828 is a wasteful number, since it uses less digits than its factorization.

9091625828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11467 (or 11465 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 50.

The square root of 9091625828 is about 95350.0174514929. The cubic root of 9091625828 is about 2087.1188697757.

The spelling of 9091625828 in words is "nine billion, ninety-one million, six hundred twenty-five thousand, eight hundred twenty-eight".