99347412 has 12 divisors (see below), whose sum is σ = 231810656. Its totient is φ = 33115800.

The previous prime is 99347411. The next prime is 99347441. The reversal of 99347412 is 21474399.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99347411) 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, 4139464 + ... + 4139487.

Almost surely, 2^99347412 is an apocalyptic number.

It is an amenable number.

99347412 is an abundant number, since it is smaller than the sum of its proper divisors (132463244).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

99347412 is a wasteful number, since it uses less digits than its factorization.

99347412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8278958 (or 8278956 counting only the distinct ones).

The product of its digits is 54432, while the sum is 39.

The square root of 99347412 is about 9967.3171917021. The cubic root of 99347412 is about 463.1469972851.

The spelling of 99347412 in words is "ninety-nine million, three hundred forty-seven thousand, four hundred twelve".