99459612 has 54 divisors (see below), whose sum is σ = 292463808. Its totient is φ = 28416528.

The previous prime is 99459601. The next prime is 99459617. The reversal of 99459612 is 21695499.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99459617) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 26428 + ... + 29955.

Almost surely, 2^99459612 is an apocalyptic number.

It is an amenable number.

99459612 is an abundant number, since it is smaller than the sum of its proper divisors (193004196).

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

99459612 is a wasteful number, since it uses less digits than its factorization.

99459612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56407 (or 56395 counting only the distinct ones).

The product of its digits is 174960, while the sum is 45.

The square root of 99459612 is about 9972.9439986395. The cubic root of 99459612 is about 463.3212864847.

It can be divided in two parts, 994 and 59612, that added together give a palindrome (60606).

The spelling of 99459612 in words is "ninety-nine million, four hundred fifty-nine thousand, six hundred twelve".