998155262 has 16 divisors (see below), whose sum is σ = 1646713152. Its totient is φ = 450884640.

The previous prime is 998155241. The next prime is 998155297. The reversal of 998155262 is 262551899.

It is a Harshad number since it is a multiple of its sum of digits (47).

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, 407189 + ... + 409632.

It is an arithmetic number, because the mean of its divisors is an integer number (102919572).

Almost surely, 2^998155262 is an apocalyptic number.

998155262 is a deficient number, since it is larger than the sum of its proper divisors (648557890).

998155262 is a wasteful number, since it uses less digits than its factorization.

998155262 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 816883.

The product of its digits is 388800, while the sum is 47.

The square root of 998155262 is about 31593.5952686617. The cubic root of 998155262 is about 999.3847088278.

The spelling of 998155262 in words is "nine hundred ninety-eight million, one hundred fifty-five thousand, two hundred sixty-two".