490733651 has 2 divisors, whose sum is σ = 490733652. Its totient is φ = 490733650.

The previous prime is 490733591. The next prime is 490733657. The reversal of 490733651 is 156337094.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 490733651 - 2¹⁴ = 490717267 is a prime.

It is not a weakly prime, because it can be changed into another prime (490733657) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 245366825 + 245366826.

It is an arithmetic number, because the mean of its divisors is an integer number (245366826).

Almost surely, 2^490733651 is an apocalyptic number.

490733651 is a deficient number, since it is larger than the sum of its proper divisors (1).

490733651 is an equidigital number, since it uses as much as digits as its factorization.

490733651 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 68040, while the sum is 38.

The square root of 490733651 is about 22152.5089098278. The cubic root of 490733651 is about 788.7667833811.

The spelling of 490733651 in words is "four hundred ninety million, seven hundred thirty-three thousand, six hundred fifty-one".