494113749 has 4 divisors (see below), whose sum is σ = 658818336. Its totient is φ = 329409164.

The previous prime is 494113729. The next prime is 494113751. The reversal of 494113749 is 947311494.

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.

It is a cyclic number.

It is not a de Polignac number, because 494113749 - 2¹² = 494109653 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 494113749.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (494113729) 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, 82352289 + ... + 82352294.

It is an arithmetic number, because the mean of its divisors is an integer number (164704584).

Almost surely, 2^494113749 is an apocalyptic number.

It is an amenable number.

494113749 is a deficient number, since it is larger than the sum of its proper divisors (164704587).

494113749 is a wasteful number, since it uses less digits than its factorization.

494113749 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164704586.

The product of its digits is 108864, while the sum is 42.

The square root of 494113749 is about 22228.6695283366. The cubic root of 494113749 is about 790.5736094725.

The spelling of 494113749 in words is "four hundred ninety-four million, one hundred thirteen thousand, seven hundred forty-nine".