99425031 has 8 divisors (see below), whose sum is σ = 136149744. Its totient is φ = 64491840.

The previous prime is 99425017. The next prime is 99425033. The reversal of 99425031 is 13052499.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 99425031 - 2⁵ = 99424999 is a prime.

It is a super-2 number, since 2×99425031² = 19770673578701922, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 99424983 and 99425001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99425033) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 447750 + ... + 447971.

It is an arithmetic number, because the mean of its divisors is an integer number (17018718).

Almost surely, 2^99425031 is an apocalyptic number.

99425031 is a deficient number, since it is larger than the sum of its proper divisors (36724713).

99425031 is a wasteful number, since it uses less digits than its factorization.

99425031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 895761.

The product of its (nonzero) digits is 9720, while the sum is 33.

The square root of 99425031 is about 9971.2101071033. The cubic root of 99425031 is about 463.2675830422.

The spelling of 99425031 in words is "ninety-nine million, four hundred twenty-five thousand, thirty-one".