296890880 has 160 divisors (see below), whose sum is σ = 837321408. Its totient is φ = 99532800.

The previous prime is 296890837. The next prime is 296890883. The reversal of 296890880 is 88098692.

It is a tau number, because it is divible by the number of its divisors (160).

It is not an unprimeable number, because it can be changed into a prime (296890883) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 365675 + ... + 366485.

Almost surely, 2^296890880 is an apocalyptic number.

296890880 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 296890880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (418660704).

296890880 is an abundant number, since it is smaller than the sum of its proper divisors (540430528).

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

296890880 is a wasteful number, since it uses less digits than its factorization.

296890880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 858 (or 842 counting only the distinct ones).

The product of its (nonzero) digits is 497664, while the sum is 50.

The square root of 296890880 is about 17230.5217564646. The cubic root of 296890880 is about 667.1123064858.

The spelling of 296890880 in words is "two hundred ninety-six million, eight hundred ninety thousand, eight hundred eighty".