99863402 has 16 divisors (see below), whose sum is σ = 152401920. Its totient is φ = 49070448.

The previous prime is 99863381. The next prime is 99863419. The reversal of 99863402 is 20436899.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 99863402.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 25883 + ... + 29489.

It is an arithmetic number, because the mean of its divisors is an integer number (9525120).

Almost surely, 2^99863402 is an apocalyptic number.

99863402 is a deficient number, since it is larger than the sum of its proper divisors (52538518).

99863402 is a wasteful number, since it uses less digits than its factorization.

99863402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3845.

The product of its (nonzero) digits is 93312, while the sum is 41.

The square root of 99863402 is about 9993.1677660289. The cubic root of 99863402 is about 463.9474431405.

The spelling of 99863402 in words is "ninety-nine million, eight hundred sixty-three thousand, four hundred two".