494544402 has 48 divisors (see below), whose sum is σ = 1170449280. Its totient is φ = 149666400.

The previous prime is 494544383. The next prime is 494544403. The reversal of 494544402 is 204445494.

It is a happy number.

It is a super-3 number, since 3×494544402³ (a number of 27 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (494544403) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 242724 + ... + 244752.

It is an arithmetic number, because the mean of its divisors is an integer number (24384360).

Almost surely, 2^494544402 is an apocalyptic number.

494544402 is an abundant number, since it is smaller than the sum of its proper divisors (675904878).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

494544402 is a wasteful number, since it uses less digits than its factorization.

494544402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3279 (or 3276 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 36.

The square root of 494544402 is about 22238.3543006222. The cubic root of 494544402 is about 790.8032219407.

Adding to 494544402 its reverse (204445494), we get a palindrome (698989896).

The spelling of 494544402 in words is "four hundred ninety-four million, five hundred forty-four thousand, four hundred two".