2493249368 has 8 divisors (see below), whose sum is σ = 4674842580. Its totient is φ = 1246624680.

The previous prime is 2493249361. The next prime is 2493249377. The reversal of 2493249368 is 8639423942.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×2493249368² = 12432584822064798848, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2493249361) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 155828078 + ... + 155828093.

Almost surely, 2^2493249368 is an apocalyptic number.

It is an amenable number.

2493249368 is a deficient number, since it is larger than the sum of its proper divisors (2181593212).

2493249368 is a wasteful number, since it uses less digits than its factorization.

2493249368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 311656177 (or 311656173 counting only the distinct ones).

The product of its digits is 2239488, while the sum is 50.

The square root of 2493249368 is about 49932.4480473369. The cubic root of 2493249368 is about 1355.9861048051.

The spelling of 2493249368 in words is "two billion, four hundred ninety-three million, two hundred forty-nine thousand, three hundred sixty-eight".