990276158 has 8 divisors (see below), whose sum is σ = 1486401840. Its totient is φ = 494808880.

The previous prime is 990276149. The next prime is 990276191. The reversal of 990276158 is 851672099.

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

It is a super-3 number, since 3×990276158³ (a number of 28 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 160823 + ... + 166866.

It is an arithmetic number, because the mean of its divisors is an integer number (185800230).

Almost surely, 2^990276158 is an apocalyptic number.

990276158 is a deficient number, since it is larger than the sum of its proper divisors (496125682).

990276158 is a wasteful number, since it uses less digits than its factorization.

990276158 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 329202.

The product of its (nonzero) digits is 272160, while the sum is 47.

The square root of 990276158 is about 31468.6535778066. The cubic root of 990276158 is about 996.7481563081.

The spelling of 990276158 in words is "nine hundred ninety million, two hundred seventy-six thousand, one hundred fifty-eight".