99627641 has 4 divisors (see below), whose sum is σ = 100184400. Its totient is φ = 99070884.

The previous prime is 99627637. The next prime is 99627683. The reversal of 99627641 is 14672699.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 99627641 - 2² = 99627637 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 99627592 and 99627601.

It is not an unprimeable number, because it can be changed into a prime (99627041) 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, 278111 + ... + 278468.

It is an arithmetic number, because the mean of its divisors is an integer number (25046100).

Almost surely, 2^99627641 is an apocalyptic number.

It is an amenable number.

99627641 is a deficient number, since it is larger than the sum of its proper divisors (556759).

99627641 is a wasteful number, since it uses less digits than its factorization.

99627641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 556758.

The product of its digits is 163296, while the sum is 44.

The square root of 99627641 is about 9981.3646862541. The cubic root of 99627641 is about 463.5820543507.

The spelling of 99627641 in words is "ninety-nine million, six hundred twenty-seven thousand, six hundred forty-one".