91825148 has 6 divisors (see below), whose sum is σ = 160694016. Its totient is φ = 45912572.

The previous prime is 91825121. The next prime is 91825159. The reversal of 91825148 is 84152819.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11478140 + ... + 11478147.

It is an arithmetic number, because the mean of its divisors is an integer number (26782336).

Almost surely, 2^91825148 is an apocalyptic number.

It is an amenable number.

91825148 is a deficient number, since it is larger than the sum of its proper divisors (68868868).

91825148 is a wasteful number, since it uses less digits than its factorization.

91825148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22956291 (or 22956289 counting only the distinct ones).

The product of its digits is 23040, while the sum is 38.

The square root of 91825148 is about 9582.5439211099. The cubic root of 91825148 is about 451.1495678149.

The spelling of 91825148 in words is "ninety-one million, eight hundred twenty-five thousand, one hundred forty-eight".