99492481 has 4 divisors (see below), whose sum is σ = 108537264. Its totient is φ = 90447700.

The previous prime is 99492479. The next prime is 99492529. The reversal of 99492481 is 18429499.

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 99492481 - 2¹ = 99492479 is a prime.

It is a super-2 number, since 2×99492481² = 19797507551070722, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (99492461) 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, 4522375 + ... + 4522396.

It is an arithmetic number, because the mean of its divisors is an integer number (27134316).

Almost surely, 2^99492481 is an apocalyptic number.

It is an amenable number.

99492481 is a deficient number, since it is larger than the sum of its proper divisors (9044783).

99492481 is a wasteful number, since it uses less digits than its factorization.

99492481 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9044782.

The product of its digits is 186624, while the sum is 46.

The square root of 99492481 is about 9974.5917710952. The cubic root of 99492481 is about 463.3723196956.

The spelling of 99492481 in words is "ninety-nine million, four hundred ninety-two thousand, four hundred eighty-one".