90955607 has 4 divisors (see below), whose sum is σ = 91001760. Its totient is φ = 90909456.

The previous prime is 90955549. The next prime is 90955619. The reversal of 90955607 is 70655909.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 90955607 - 2¹⁴ = 90939223 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90955637) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19982 + ... + 24107.

It is an arithmetic number, because the mean of its divisors is an integer number (22750440).

Almost surely, 2^90955607 is an apocalyptic number.

90955607 is a deficient number, since it is larger than the sum of its proper divisors (46153).

90955607 is a wasteful number, since it uses less digits than its factorization.

90955607 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46152.

The product of its (nonzero) digits is 85050, while the sum is 41.

The square root of 90955607 is about 9537.0649048856. The cubic root of 90955607 is about 449.7209908304.

The spelling of 90955607 in words is "ninety million, nine hundred fifty-five thousand, six hundred seven".