99142406 has 8 divisors (see below), whose sum is σ = 162233064. Its totient is φ = 45064720.

The previous prime is 99142403. The next prime is 99142409. The reversal of 99142406 is 60424199.

It is an interprime number because it is at equal distance from previous prime (99142403) and next prime (99142409).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99142403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2253215 + ... + 2253258.

It is an arithmetic number, because the mean of its divisors is an integer number (20279133).

Almost surely, 2^99142406 is an apocalyptic number.

99142406 is a deficient number, since it is larger than the sum of its proper divisors (63090658).

99142406 is a wasteful number, since it uses less digits than its factorization.

99142406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4506486.

The product of its (nonzero) digits is 15552, while the sum is 35.

The square root of 99142406 is about 9957.0279702329. The cubic root of 99142406 is about 462.8282058992.

The spelling of 99142406 in words is "ninety-nine million, one hundred forty-two thousand, four hundred six".