494503369 has 4 divisors (see below), whose sum is σ = 497537296. Its totient is φ = 491469444.

The previous prime is 494503319. The next prime is 494503417. The reversal of 494503369 is 963305494.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 963305494 = 2 ⋅481652747.

It is a cyclic number.

It is not a de Polignac number, because 494503369 - 2²¹ = 492406217 is a prime.

It is a super-2 number, since 2×494503369² = 489067163904700322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (494503319) 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, 1516719 + ... + 1517044.

It is an arithmetic number, because the mean of its divisors is an integer number (124384324).

Almost surely, 2^494503369 is an apocalyptic number.

It is an amenable number.

494503369 is a deficient number, since it is larger than the sum of its proper divisors (3033927).

494503369 is a wasteful number, since it uses less digits than its factorization.

494503369 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3033926.

The product of its (nonzero) digits is 349920, while the sum is 43.

The square root of 494503369 is about 22237.4317087203. The cubic root of 494503369 is about 790.7813500077.

The spelling of 494503369 in words is "four hundred ninety-four million, five hundred three thousand, three hundred sixty-nine".