99349837 has 4 divisors (see below), whose sum is σ = 99381436. Its totient is φ = 99318240.

The previous prime is 99349829. The next prime is 99349843. The reversal of 99349837 is 73894399.

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

It can be written as a sum of positive squares in 2 ways, for example, as 47596201 + 51753636 = 6899^2 + 7194^2 .

It is a cyclic number.

It is not a de Polignac number, because 99349837 - 2³ = 99349829 is a prime.

It is a super-2 number, since 2×99349837² = 19740780223853138, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99349867) 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, 10488 + ... + 17569.

It is an arithmetic number, because the mean of its divisors is an integer number (24845359).

Almost surely, 2^99349837 is an apocalyptic number.

It is an amenable number.

99349837 is a deficient number, since it is larger than the sum of its proper divisors (31599).

99349837 is a wasteful number, since it uses less digits than its factorization.

99349837 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31598.

The product of its digits is 1469664, while the sum is 52.

The square root of 99349837 is about 9967.4388385382. The cubic root of 99349837 is about 463.1507656179.

The spelling of 99349837 in words is "ninety-nine million, three hundred forty-nine thousand, eight hundred thirty-seven".