890051 has 4 divisors (see below), whose sum is σ = 904704. Its totient is φ = 875400.

The previous prime is 890027. The next prime is 890053. The reversal of 890051 is 150098.

890051 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 890051 - 2¹⁰ = 889027 is a prime.

It is a Duffinian number.

It is a plaindrome in base 15.

It is a junction number, because it is equal to n+sod(n) for n = 889999 and 890026.

It is not an unprimeable number, because it can be changed into a prime (890053) 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, 7235 + ... + 7356.

It is an arithmetic number, because the mean of its divisors is an integer number (226176).

2⁸⁹⁰⁰⁵¹ is an apocalyptic number.

890051 is a deficient number, since it is larger than the sum of its proper divisors (14653).

890051 is a wasteful number, since it uses less digits than its factorization.

890051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14652.

The product of its (nonzero) digits is 360, while the sum is 23.

The square root of 890051 is about 943.4251427644. The cubic root of 890051 is about 96.1918544631.

The spelling of 890051 in words is "eight hundred ninety thousand, fifty-one".