99145692 has 18 divisors (see below), whose sum is σ = 250618368. Its totient is φ = 33048552.

The previous prime is 99145691. The next prime is 99145699. The reversal of 99145692 is 29654199.

It is a tau number, because it is divible by the number of its divisors (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99145691) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1376988 + ... + 1377059.

Almost surely, 2^99145692 is an apocalyptic number.

It is an amenable number.

99145692 is an abundant number, since it is smaller than the sum of its proper divisors (151472676).

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

99145692 is a wasteful number, since it uses less digits than its factorization.

99145692 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2754057 (or 2754052 counting only the distinct ones).

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

The square root of 99145692 is about 9957.1929779431. The cubic root of 99145692 is about 462.8333192062.

The spelling of 99145692 in words is "ninety-nine million, one hundred forty-five thousand, six hundred ninety-two".