99469620 has 144 divisors (see below), whose sum is σ = 317623488. Its totient is φ = 26127360.

The previous prime is 99469613. The next prime is 99469631. The reversal of 99469620 is 2696499.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 471315 + ... + 471525.

Almost surely, 2^99469620 is an apocalyptic number.

99469620 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 99469620, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (158811744).

99469620 is an abundant number, since it is smaller than the sum of its proper divisors (218153868).

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

99469620 is a wasteful number, since it uses less digits than its factorization.

99469620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 332 (or 318 counting only the distinct ones).

The product of its (nonzero) digits is 209952, while the sum is 45.

The square root of 99469620 is about 9973.4457435733. The cubic root of 99469620 is about 463.3368263399.

The spelling of 99469620 in words is "ninety-nine million, four hundred sixty-nine thousand, six hundred twenty".