5674388749 has 4 divisors (see below), whose sum is σ = 5674767136. Its totient is φ = 5674010364.

The previous prime is 5674388743. The next prime is 5674388761. The reversal of 5674388749 is 9478834765.

It is a happy number.

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 5674388749 - 2²³ = 5666000141 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5674388743) 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, 165729 + ... + 197014.

It is an arithmetic number, because the mean of its divisors is an integer number (1418691784).

Almost surely, 2^5674388749 is an apocalyptic number.

It is an amenable number.

5674388749 is a deficient number, since it is larger than the sum of its proper divisors (378387).

5674388749 is a wasteful number, since it uses less digits than its factorization.

5674388749 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 378386.

The product of its digits is 40642560, while the sum is 61.

The square root of 5674388749 is about 75328.5387419668. The cubic root of 5674388749 is about 1783.6365444510.

The spelling of 5674388749 in words is "five billion, six hundred seventy-four million, three hundred eighty-eight thousand, seven hundred forty-nine".