91674099 has 40 divisors (see below), whose sum is σ = 154260480. Its totient is φ = 53751600.

The previous prime is 91674097. The next prime is 91674101. The reversal of 91674099 is 99047619.

It is an interprime number because it is at equal distance from previous prime (91674097) and next prime (91674101).

It is not a de Polignac number, because 91674099 - 2¹ = 91674097 is a prime.

It is not an unprimeable number, because it can be changed into a prime (91674097) 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, 25962 + ... + 29280.

It is an arithmetic number, because the mean of its divisors is an integer number (3856512).

Almost surely, 2^91674099 is an apocalyptic number.

91674099 is a gapful number since it is divisible by the number (99) formed by its first and last digit.

91674099 is a deficient number, since it is larger than the sum of its proper divisors (62586381).

91674099 is a wasteful number, since it uses less digits than its factorization.

91674099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3373 (or 3364 counting only the distinct ones).

The product of its (nonzero) digits is 122472, while the sum is 45.

The square root of 91674099 is about 9574.6592106456. The cubic root of 91674099 is about 450.9020572201.

The spelling of 91674099 in words is "ninety-one million, six hundred seventy-four thousand, ninety-nine".