900799 has 4 divisors (see below), whose sum is σ = 911736. Its totient is φ = 889864.

The previous prime is 900797. The next prime is 900803. The reversal of 900799 is 997009.

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 900799 - 2¹ = 900797 is a prime.

It is a super-2 number, since 2×900799² = 1622877676802, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (900797) 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, 5344 + ... + 5509.

It is an arithmetic number, because the mean of its divisors is an integer number (227934).

2⁹⁰⁰⁷⁹⁹ is an apocalyptic number.

900799 is a deficient number, since it is larger than the sum of its proper divisors (10937).

900799 is a wasteful number, since it uses less digits than its factorization.

900799 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10936.

The product of its (nonzero) digits is 5103, while the sum is 34.

The square root of 900799 is about 949.1043146040. The cubic root of 900799 is about 96.5775013437.

The spelling of 900799 in words is "nine hundred thousand, seven hundred ninety-nine".