494051907 has 4 divisors (see below), whose sum is σ = 658735880. Its totient is φ = 329367936.

The previous prime is 494051881. The next prime is 494051911. The reversal of 494051907 is 709150494.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 494051907 - 2¹⁰ = 494050883 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (494051947) 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, 82341982 + ... + 82341987.

It is an arithmetic number, because the mean of its divisors is an integer number (164683970).

Almost surely, 2^494051907 is an apocalyptic number.

494051907 is a deficient number, since it is larger than the sum of its proper divisors (164683973).

494051907 is a wasteful number, since it uses less digits than its factorization.

494051907 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164683972.

The product of its (nonzero) digits is 45360, while the sum is 39.

The square root of 494051907 is about 22227.2784433902. The cubic root of 494051907 is about 790.5406260464.

The spelling of 494051907 in words is "four hundred ninety-four million, fifty-one thousand, nine hundred seven".