890441964 has 48 divisors (see below), whose sum is σ = 2408931840. Its totient is φ = 283908240.

The previous prime is 890441947. The next prime is 890441969. The reversal of 890441964 is 469144098.

It is not an unprimeable number, because it can be changed into a prime (890441969) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 176752 + ... + 181719.

It is an arithmetic number, because the mean of its divisors is an integer number (50186080).

Almost surely, 2^890441964 is an apocalyptic number.

It is an amenable number.

890441964 is an abundant number, since it is smaller than the sum of its proper divisors (1518489876).

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

890441964 is a wasteful number, since it uses less digits than its factorization.

890441964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 358507 (or 358499 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 45.

The square root of 890441964 is about 29840.2741944507. The cubic root of 890441964 is about 962.0593681980.

The spelling of 890441964 in words is "eight hundred ninety million, four hundred forty-one thousand, nine hundred sixty-four".