99436402 has 8 divisors (see below), whose sum is σ = 160628076. Its totient is φ = 45893712.

The previous prime is 99436397. The next prime is 99436409. The reversal of 99436402 is 20463499.

It can be written as a sum of positive squares in 2 ways, for example, as 84621601 + 14814801 = 9199^2 + 3849^2 .

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

It is not an unprimeable number, because it can be changed into a prime (99436409) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1912213 + ... + 1912264.

Almost surely, 2^99436402 is an apocalyptic number.

99436402 is a deficient number, since it is larger than the sum of its proper divisors (61191674).

99436402 is a wasteful number, since it uses less digits than its factorization.

99436402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3824492.

The product of its (nonzero) digits is 46656, while the sum is 37.

The square root of 99436402 is about 9971.7802823769. The cubic root of 99436402 is about 463.2852432994.

The spelling of 99436402 in words is "ninety-nine million, four hundred thirty-six thousand, four hundred two".