99299531 has 8 divisors (see below), whose sum is σ = 100436544. Its totient is φ = 98166600.

The previous prime is 99299507. The next prime is 99299587. The reversal of 99299531 is 13599299.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 99299531 - 2¹⁴ = 99283147 is a prime.

It is a super-2 number, since 2×99299531² = 19720793713639922, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (99299731) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 93956 + ... + 95006.

It is an arithmetic number, because the mean of its divisors is an integer number (12554568).

Almost surely, 2^99299531 is an apocalyptic number.

99299531 is a deficient number, since it is larger than the sum of its proper divisors (1137013).

99299531 is a wasteful number, since it uses less digits than its factorization.

99299531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2041.

The product of its digits is 196830, while the sum is 47.

The square root of 99299531 is about 9964.9150021463. The cubic root of 99299531 is about 463.0725799635.

The spelling of 99299531 in words is "ninety-nine million, two hundred ninety-nine thousand, five hundred thirty-one".