2499214749 has 4 divisors (see below), whose sum is σ = 3332286336. Its totient is φ = 1666143164.

The previous prime is 2499214733. The next prime is 2499214769. The reversal of 2499214749 is 9474129942.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2499214749 - 2⁴ = 2499214733 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2499214769) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 416535789 + ... + 416535794.

It is an arithmetic number, because the mean of its divisors is an integer number (833071584).

Almost surely, 2^2499214749 is an apocalyptic number.

It is an amenable number.

2499214749 is a deficient number, since it is larger than the sum of its proper divisors (833071587).

2499214749 is an equidigital number, since it uses as much as digits as its factorization.

2499214749 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 833071586.

The product of its digits is 1306368, while the sum is 51.

The square root of 2499214749 is about 49992.1468732840. The cubic root of 2499214749 is about 1357.0666934738.

The spelling of 2499214749 in words is "two billion, four hundred ninety-nine million, two hundred fourteen thousand, seven hundred forty-nine".