99212480 has 56 divisors (see below), whose sum is σ = 244419120. Its totient is φ = 38312960.

The previous prime is 99212417. The next prime is 99212507. The reversal of 99212480 is 8421299.

It is a hoax number, since the sum of its digits (35) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 99212480.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3935 + ... + 14625.

Almost surely, 2^99212480 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 99212480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (122209560).

99212480 is an abundant number, since it is smaller than the sum of its proper divisors (145206640).

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

99212480 is a wasteful number, since it uses less digits than its factorization.

99212480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10737 (or 10727 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 35.

The square root of 99212480 is about 9960.5461697640. The cubic root of 99212480 is about 462.9372227735.

The spelling of 99212480 in words is "ninety-nine million, two hundred twelve thousand, four hundred eighty".