890339479 has 4 divisors (see below), whose sum is σ = 891086976. Its totient is φ = 889591984.

The previous prime is 890339459. The next prime is 890339497. The reversal of 890339479 is 974933098.

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

It is a cyclic number.

It is not a de Polignac number, because 890339479 - 2²⁹ = 353468567 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (890339459) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 371959 + ... + 374344.

It is an arithmetic number, because the mean of its divisors is an integer number (222771744).

Almost surely, 2^890339479 is an apocalyptic number.

890339479 is a deficient number, since it is larger than the sum of its proper divisors (747497).

890339479 is a wasteful number, since it uses less digits than its factorization.

890339479 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 747496.

The product of its (nonzero) digits is 1469664, while the sum is 52.

The square root of 890339479 is about 29838.5569188592. The cubic root of 890339479 is about 962.0224575247.

The spelling of 890339479 in words is "eight hundred ninety million, three hundred thirty-nine thousand, four hundred seventy-nine".