2494561379 has 4 divisors (see below), whose sum is σ = 2499561000. Its totient is φ = 2489561760.

The previous prime is 2494561373. The next prime is 2494561397. The reversal of 2494561379 is 9731654942.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2494561379 - 2²⁴ = 2477784163 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2494561373) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2499062 + ... + 2500059.

It is an arithmetic number, because the mean of its divisors is an integer number (624890250).

Almost surely, 2^2494561379 is an apocalyptic number.

2494561379 is a deficient number, since it is larger than the sum of its proper divisors (4999621).

2494561379 is an equidigital number, since it uses as much as digits as its factorization.

2494561379 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4999620.

The product of its digits is 1632960, while the sum is 50.

The square root of 2494561379 is about 49945.5841791844. The cubic root of 2494561379 is about 1356.2239145131.

The spelling of 2494561379 in words is "two billion, four hundred ninety-four million, five hundred sixty-one thousand, three hundred seventy-nine".