90700877 has 8 divisors (see below), whose sum is σ = 92395680. Its totient is φ = 89011440.

The previous prime is 90700853. The next prime is 90700901. The reversal of 90700877 is 77800709.

It is an interprime number because it is at equal distance from previous prime (90700853) and next prime (90700901).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 90700877 - 2²⁰ = 89652301 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 90700877.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90700847) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51227 + ... + 52967.

It is an arithmetic number, because the mean of its divisors is an integer number (11549460).

Almost surely, 2^90700877 is an apocalyptic number.

It is an amenable number.

90700877 is a deficient number, since it is larger than the sum of its proper divisors (1694803).

90700877 is a wasteful number, since it uses less digits than its factorization.

90700877 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2683.

The product of its (nonzero) digits is 24696, while the sum is 38.

The square root of 90700877 is about 9523.7008037842. The cubic root of 90700877 is about 449.3007692097.

The spelling of 90700877 in words is "ninety million, seven hundred thousand, eight hundred seventy-seven".