91048104 has 64 divisors (see below), whose sum is σ = 289046400. Its totient is φ = 26013312.

The previous prime is 91048093. The next prime is 91048121. The reversal of 91048104 is 40184019.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28597 + ... + 31620.

It is an arithmetic number, because the mean of its divisors is an integer number (4516350).

Almost surely, 2^91048104 is an apocalyptic number.

It is an amenable number.

91048104 is an abundant number, since it is smaller than the sum of its proper divisors (197998296).

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

91048104 is a wasteful number, since it uses less digits than its factorization.

91048104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60239 (or 60229 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 27.

The square root of 91048104 is about 9541.9130157427. The cubic root of 91048104 is about 449.8733866012.

The spelling of 91048104 in words is "ninety-one million, forty-eight thousand, one hundred four".