890747 has 8 divisors (see below), whose sum is σ = 1046640. Its totient is φ = 747360.

The previous prime is 890737. The next prime is 890761. The reversal of 890747 is 747098.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 890747 - 2⁶ = 890683 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (890707) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2972 + ... + 3257.

It is an arithmetic number, because the mean of its divisors is an integer number (130830).

2⁸⁹⁰⁷⁴⁷ is an apocalyptic number.

890747 is a deficient number, since it is larger than the sum of its proper divisors (155893).

890747 is a wasteful number, since it uses less digits than its factorization.

890747 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6253.

The product of its (nonzero) digits is 14112, while the sum is 35.

The square root of 890747 is about 943.7939393745. The cubic root of 890747 is about 96.2169212242.

The spelling of 890747 in words is "eight hundred ninety thousand, seven hundred forty-seven".