99289350 has 72 divisors (see below), whose sum is σ = 282470760. Its totient is φ = 24917760.

The previous prime is 99289343. The next prime is 99289357. The reversal of 99289350 is 5398299.

It is an interprime number because it is at equal distance from previous prime (99289343) and next prime (99289357).

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

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 99289296 and 99289305.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99289357) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 1161 + ... + 14139.

It is an arithmetic number, because the mean of its divisors is an integer number (3923205).

Almost surely, 2^99289350 is an apocalyptic number.

99289350 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 99289350, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (141235380).

99289350 is an abundant number, since it is smaller than the sum of its proper divisors (183181410).

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

99289350 is a wasteful number, since it uses less digits than its factorization.

99289350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13014 (or 13006 counting only the distinct ones).

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

The square root of 99289350 is about 9964.4041467616. The cubic root of 99289350 is about 463.0567534266.

The spelling of 99289350 in words is "ninety-nine million, two hundred eighty-nine thousand, three hundred fifty".