2493504226 has 4 divisors (see below), whose sum is σ = 3740256342. Its totient is φ = 1246752112.

The previous prime is 2493504193. The next prime is 2493504239. The reversal of 2493504226 is 6224053942.

It is a Cunningham number, because it is equal to 49935²+1.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6224053942 = 2 ⋅3112026971.

It can be written as a sum of positive squares in only one way, i.e., 2493504225 + 1 = 49935^2 + 1^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 623376055 + ... + 623376058.

Almost surely, 2^2493504226 is an apocalyptic number.

2493504226 is a deficient number, since it is larger than the sum of its proper divisors (1246752116).

2493504226 is a wasteful number, since it uses less digits than its factorization.

2493504226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1246752115.

The product of its (nonzero) digits is 103680, while the sum is 37.

The square root of 2493504226 is about 49935.0000100130. Note that the first 4 decimals coincide. The cubic root of 2493504226 is about 1356.0323058439.

The spelling of 2493504226 in words is "two billion, four hundred ninety-three million, five hundred four thousand, two hundred twenty-six".