494037983 has 2 divisors, whose sum is σ = 494037984. Its totient is φ = 494037982.

The previous prime is 494037977. The next prime is 494038063. The reversal of 494037983 is 389730494.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 494037983 - 2⁶ = 494037919 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (494037913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 247018991 + 247018992.

It is an arithmetic number, because the mean of its divisors is an integer number (247018992).

Almost surely, 2^494037983 is an apocalyptic number.

494037983 is a deficient number, since it is larger than the sum of its proper divisors (1).

494037983 is an equidigital number, since it uses as much as digits as its factorization.

494037983 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 653184, while the sum is 47.

The square root of 494037983 is about 22226.9652224500. The cubic root of 494037983 is about 790.5331993024.

The spelling of 494037983 in words is "four hundred ninety-four million, thirty-seven thousand, nine hundred eighty-three".