494138419 has 16 divisors (see below), whose sum is σ = 517017600. Its totient is φ = 471744000.

The previous prime is 494138399. The next prime is 494138423. The reversal of 494138419 is 914831494.

It is a cyclic number.

It is not a de Polignac number, because 494138419 - 2⁹ = 494137907 is a prime.

It is a super-2 number, since 2×494138419² = 488345554263639122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (494138819) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1100307 + ... + 1100755.

It is an arithmetic number, because the mean of its divisors is an integer number (32313600).

Almost surely, 2^494138419 is an apocalyptic number.

494138419 is a deficient number, since it is larger than the sum of its proper divisors (22879181).

494138419 is a wasteful number, since it uses less digits than its factorization.

494138419 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 882.

The product of its digits is 124416, while the sum is 43.

The square root of 494138419 is about 22229.2244354138. The cubic root of 494138419 is about 790.5867664472.

The spelling of 494138419 in words is "four hundred ninety-four million, one hundred thirty-eight thousand, four hundred nineteen".