890493827 has 4 divisors (see below), whose sum is σ = 890569680. Its totient is φ = 890417976.

The previous prime is 890493823. The next prime is 890493869. The reversal of 890493827 is 728394098.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 890493827 - 2² = 890493823 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (890493823) 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, 16148 + ... + 45185.

It is an arithmetic number, because the mean of its divisors is an integer number (222642420).

Almost surely, 2^890493827 is an apocalyptic number.

890493827 is a deficient number, since it is larger than the sum of its proper divisors (75853).

890493827 is a wasteful number, since it uses less digits than its factorization.

890493827 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75852.

The product of its (nonzero) digits is 870912, while the sum is 50.

The square root of 890493827 is about 29841.1431919087. The cubic root of 890493827 is about 962.0780459327.

The spelling of 890493827 in words is "eight hundred ninety million, four hundred ninety-three thousand, eight hundred twenty-seven".