9902055 has 8 divisors (see below), whose sum is σ = 15843312. Its totient is φ = 5281088.

The previous prime is 9902047. The next prime is 9902089. The reversal of 9902055 is 5502099.

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

It is a cyclic number.

It is not a de Polignac number, because 9902055 - 2³ = 9902047 is a prime.

9902055 is a lucky number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 330054 + ... + 330083.

It is an arithmetic number, because the mean of its divisors is an integer number (1980414).

Almost surely, 2^9902055 is an apocalyptic number.

9902055 is a deficient number, since it is larger than the sum of its proper divisors (5941257).

9902055 is a wasteful number, since it uses less digits than its factorization.

9902055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 660145.

The product of its (nonzero) digits is 4050, while the sum is 30.

The square root of 9902055 is about 3146.7530885025. The cubic root of 9902055 is about 214.7377729647.

The spelling of 9902055 in words is "nine million, nine hundred two thousand, fifty-five".