99931030 has 8 divisors (see below), whose sum is σ = 179875872. Its totient is φ = 39972408.

The previous prime is 99931003. The next prime is 99931031. The reversal of 99931030 is 3013999.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99931031) 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, 4996542 + ... + 4996561.

It is an arithmetic number, because the mean of its divisors is an integer number (22484484).

Almost surely, 2^99931030 is an apocalyptic number.

99931030 is a deficient number, since it is larger than the sum of its proper divisors (79944842).

99931030 is a wasteful number, since it uses less digits than its factorization.

99931030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9993110.

The product of its (nonzero) digits is 6561, while the sum is 34.

The square root of 99931030 is about 9996.5509051872. The cubic root of 99931030 is about 464.0521486919.

The spelling of 99931030 in words is "ninety-nine million, nine hundred thirty-one thousand, thirty".