7374718249 has 4 divisors (see below), whose sum is σ = 7376882436. Its totient is φ = 7372554064.

The previous prime is 7374718243. The next prime is 7374718261. The reversal of 7374718249 is 9428174737.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 4245434649 + 3129283600 = 65157^2 + 55940^2 .

It is a cyclic number.

It is not a de Polignac number, because 7374718249 - 2⁹ = 7374717737 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 7374718196 and 7374718205.

It is not an unprimeable number, because it can be changed into a prime (7374718243) 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, 1076974 + ... + 1083799.

It is an arithmetic number, because the mean of its divisors is an integer number (1844220609).

Almost surely, 2^7374718249 is an apocalyptic number.

It is an amenable number.

7374718249 is a deficient number, since it is larger than the sum of its proper divisors (2164187).

7374718249 is a wasteful number, since it uses less digits than its factorization.

7374718249 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2164186.

The product of its digits is 2370816, while the sum is 52.

The square root of 7374718249 is about 85876.1797531772. The cubic root of 7374718249 is about 1946.4734199230.

The spelling of 7374718249 in words is "seven billion, three hundred seventy-four million, seven hundred eighteen thousand, two hundred forty-nine".