490881023 has 2 divisors, whose sum is σ = 490881024. Its totient is φ = 490881022.

The previous prime is 490880993. The next prime is 490881029. The reversal of 490881023 is 320188094.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 490881023 - 2⁶ = 490880959 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (490881029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 245440511 + 245440512.

It is an arithmetic number, because the mean of its divisors is an integer number (245440512).

Almost surely, 2^490881023 is an apocalyptic number.

490881023 is a deficient number, since it is larger than the sum of its proper divisors (1).

490881023 is an equidigital number, since it uses as much as digits as its factorization.

490881023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13824, while the sum is 35.

The square root of 490881023 is about 22155.8349650831. The cubic root of 490881023 is about 788.8457335434.

The spelling of 490881023 in words is "four hundred ninety million, eight hundred eighty-one thousand, twenty-three".