890662380 has 24 divisors (see below), whose sum is σ = 2493854832. Its totient is φ = 237509952.

The previous prime is 890662379. The next prime is 890662417. The reversal of 890662380 is 83266098.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7422127 + ... + 7422246.

It is an arithmetic number, because the mean of its divisors is an integer number (103910618).

Almost surely, 2^890662380 is an apocalyptic number.

It is an amenable number.

890662380 is an abundant number, since it is smaller than the sum of its proper divisors (1603192452).

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

890662380 is a wasteful number, since it uses less digits than its factorization.

890662380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14844385 (or 14844383 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 42.

The square root of 890662380 is about 29843.9672295759. The cubic root of 890662380 is about 962.1387429324.

The spelling of 890662380 in words is "eight hundred ninety million, six hundred sixty-two thousand, three hundred eighty".