99261402 has 16 divisors (see below), whose sum is σ = 210200832. Its totient is φ = 31140800.

The previous prime is 99261373. The next prime is 99261413. The reversal of 99261402 is 20416299.

It is a plaindrome in base 15.

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, 486474 + ... + 486677.

It is an arithmetic number, because the mean of its divisors is an integer number (13137552).

Almost surely, 2^99261402 is an apocalyptic number.

99261402 is an abundant number, since it is smaller than the sum of its proper divisors (110939430).

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

99261402 is a wasteful number, since it uses less digits than its factorization.

99261402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 973173.

The product of its (nonzero) digits is 7776, while the sum is 33.

The square root of 99261402 is about 9963.0016561275. The cubic root of 99261402 is about 463.0133022253.

Subtracting from 99261402 its sum of digits (33), we obtain a square (99261369 = 9963²).

The spelling of 99261402 in words is "ninety-nine million, two hundred sixty-one thousand, four hundred two".