890791296 has 128 divisors (see below), whose sum is σ = 2547560160. Its totient is φ = 274759680.

The previous prime is 890791283. The next prime is 890791301. The reversal of 890791296 is 692197098.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (128).

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 397090 + ... + 399326.

Almost surely, 2^890791296 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 890791296, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1273780080).

890791296 is an abundant number, since it is smaller than the sum of its proper divisors (1656768864).

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

890791296 is a wasteful number, since it uses less digits than its factorization.

890791296 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2332 (or 2320 counting only the distinct ones).

The product of its (nonzero) digits is 489888, while the sum is 51.

The square root of 890791296 is about 29846.1269849205. The cubic root of 890791296 is about 962.1851612300.

The spelling of 890791296 in words is "eight hundred ninety million, seven hundred ninety-one thousand, two hundred ninety-six".