90616107 has 4 divisors (see below), whose sum is σ = 120821480. Its totient is φ = 60410736.

The previous prime is 90616087. The next prime is 90616117. The reversal of 90616107 is 70161609.

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

It is not a de Polignac number, because 90616107 - 2²⁰ = 89567531 is a prime.

It is a super-2 number, since 2×90616107² = 16422557695670898, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (90616117) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15102682 + ... + 15102687.

It is an arithmetic number, because the mean of its divisors is an integer number (30205370).

Almost surely, 2^90616107 is an apocalyptic number.

90616107 is a deficient number, since it is larger than the sum of its proper divisors (30205373).

90616107 is a wasteful number, since it uses less digits than its factorization.

90616107 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30205372.

The product of its (nonzero) digits is 2268, while the sum is 30.

The square root of 90616107 is about 9519.2492876277. The cubic root of 90616107 is about 449.1607518280.

The spelling of 90616107 in words is "ninety million, six hundred sixteen thousand, one hundred seven".