99694144 has 112 divisors (see below), whose sum is σ = 231745536. Its totient is φ = 42099200.

The previous prime is 99694123. The next prime is 99694181. The reversal of 99694144 is 44149699.

It is a Harshad number since it is a multiple of its sum of digits (46).

It is a junction number, because it is equal to n+sod(n) for n = 99694094 and 99694103.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 760959 + ... + 761089.

Almost surely, 2^99694144 is an apocalyptic number.

99694144 is a gapful number since it is divisible by the number (94) 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 99694144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (115872768).

99694144 is an abundant number, since it is smaller than the sum of its proper divisors (132051392).

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

99694144 is a wasteful number, since it uses less digits than its factorization.

99694144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224 (or 214 counting only the distinct ones).

The product of its digits is 279936, while the sum is 46.

The square root of 99694144 is about 9984.6954885965. The cubic root of 99694144 is about 463.6851808185.

The spelling of 99694144 in words is "ninety-nine million, six hundred ninety-four thousand, one hundred forty-four".