99999702 has 24 divisors (see below), whose sum is σ = 236363400. Its totient is φ = 30302880.

The previous prime is 99999677. The next prime is 99999703. The reversal of 99999702 is 20799999.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99999703) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 252327 + ... + 252722.

It is an arithmetic number, because the mean of its divisors is an integer number (9848475).

Almost surely, 2^99999702 is an apocalyptic number.

99999702 is an abundant number, since it is smaller than the sum of its proper divisors (136363698).

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

99999702 is a wasteful number, since it uses less digits than its factorization.

99999702 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 505068 (or 505065 counting only the distinct ones).

The product of its (nonzero) digits is 826686, while the sum is 54.

The square root of 99999702 is about 9999.9850999889. The cubic root of 99999702 is about 464.1584222963.

It can be divided in two parts, 9999 and 9702, that added together give a triangular number (19701 = T₁₉₈).

The spelling of 99999702 in words is "ninety-nine million, nine hundred ninety-nine thousand, seven hundred two".