890764846 has 4 divisors (see below), whose sum is σ = 1336147272. Its totient is φ = 445382422.

The previous prime is 890764843. The next prime is 890764873. The reversal of 890764846 is 648467098.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 890764793 and 890764802.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (890764843) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 222691210 + ... + 222691213.

It is an arithmetic number, because the mean of its divisors is an integer number (334036818).

Almost surely, 2^890764846 is an apocalyptic number.

890764846 is a deficient number, since it is larger than the sum of its proper divisors (445382426).

890764846 is a wasteful number, since it uses less digits than its factorization.

890764846 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 445382425.

The product of its (nonzero) digits is 2322432, while the sum is 52.

The square root of 890764846 is about 29845.6838755623. The cubic root of 890764846 is about 962.1756378435.

The spelling of 890764846 in words is "eight hundred ninety million, seven hundred sixty-four thousand, eight hundred forty-six".