91496250 has 80 divisors (see below), whose sum is σ = 254168640. Its totient is φ = 24390000.

The previous prime is 91496243. The next prime is 91496257. The reversal of 91496250 is 5269419.

It is an interprime number because it is at equal distance from previous prime (91496243) and next prime (91496257).

It is not an unprimeable number, because it can be changed into a prime (91496257) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 32395 + ... + 35105.

It is an arithmetic number, because the mean of its divisors is an integer number (3177108).

Almost surely, 2^91496250 is an apocalyptic number.

91496250 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 91496250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (127084320).

91496250 is an abundant number, since it is smaller than the sum of its proper divisors (162672390).

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

91496250 is a wasteful number, since it uses less digits than its factorization.

91496250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2742 (or 2721 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 36.

The square root of 91496250 is about 9565.3672172060. The cubic root of 91496250 is about 450.6102830804.

The spelling of 91496250 in words is "ninety-one million, four hundred ninety-six thousand, two hundred fifty".