2493331 has 2 divisors, whose sum is σ = 2493332. Its totient is φ = 2493330.

The previous prime is 2493329. The next prime is 2493341. The reversal of 2493331 is 1333942.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2493331 - 2¹ = 2493329 is a prime.

It is a super-2 number, since 2×2493331² = 12433398951122, which contains 22 as substring.

Together with 2493329, it forms a pair of twin primes.

2493331 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 2493296 and 2493305.

It is not a weakly prime, because it can be changed into another prime (2493301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1246665 + 1246666.

It is an arithmetic number, because the mean of its divisors is an integer number (1246666).

2^2493331 is an apocalyptic number.

2493331 is a deficient number, since it is larger than the sum of its proper divisors (1).

2493331 is an equidigital number, since it uses as much as digits as its factorization.

2493331 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1944, while the sum is 25.

The square root of 2493331 is about 1579.0284987928. The cubic root of 2493331 is about 135.6000903519.

It can be divided in two parts, 24933 and 31, that added together give a square (24964 = 158²).

The spelling of 2493331 in words is "two million, four hundred ninety-three thousand, three hundred thirty-one".