99080739 has 20 divisors (see below), whose sum is σ = 150226824. Its totient is φ = 65064384.

The previous prime is 99080731. The next prime is 99080741. The reversal of 99080739 is 93708099.

It is a happy number.

It is not a de Polignac number, because 99080739 - 2³ = 99080731 is a prime.

It is a super-2 number, since 2×99080739² = 19633985681572242, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 99080694 and 99080703.

It is not an unprimeable number, because it can be changed into a prime (99080731) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 3702 + ... + 14555.

Almost surely, 2^99080739 is an apocalyptic number.

99080739 is a deficient number, since it is larger than the sum of its proper divisors (51146085).

99080739 is a wasteful number, since it uses less digits than its factorization.

99080739 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18336 (or 18327 counting only the distinct ones).

The product of its (nonzero) digits is 122472, while the sum is 45.

The square root of 99080739 is about 9953.9308315861. The cubic root of 99080739 is about 462.7322256228.

The spelling of 99080739 in words is "ninety-nine million, eighty thousand, seven hundred thirty-nine".