99494013 has 16 divisors (see below), whose sum is σ = 147856320. Its totient is φ = 59141376.

The previous prime is 99493997. The next prime is 99494023. The reversal of 99494013 is 31049499.

It is not a de Polignac number, because 99494013 - 2⁴ = 99493997 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99494023) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 50370 + ... + 52307.

It is an arithmetic number, because the mean of its divisors is an integer number (9241020).

Almost surely, 2^99494013 is an apocalyptic number.

It is an amenable number.

99494013 is a deficient number, since it is larger than the sum of its proper divisors (48362307).

99494013 is a wasteful number, since it uses less digits than its factorization.

99494013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102716.

The product of its (nonzero) digits is 34992, while the sum is 39.

The square root of 99494013 is about 9974.6685659224. The cubic root of 99494013 is about 463.3746980420.

The spelling of 99494013 in words is "ninety-nine million, four hundred ninety-four thousand, thirteen".