674827247 has 4 divisors (see below), whose sum is σ = 674977416. Its totient is φ = 674677080.

The previous prime is 674827211. The next prime is 674827253. The reversal of 674827247 is 742728476.

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 674827247 - 2⁶ = 674827183 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 (674827207) 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, 68129 + ... + 77402.

It is an arithmetic number, because the mean of its divisors is an integer number (168744354).

Almost surely, 2^674827247 is an apocalyptic number.

674827247 is a deficient number, since it is larger than the sum of its proper divisors (150169).

674827247 is a wasteful number, since it uses less digits than its factorization.

674827247 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150168.

The product of its digits is 1053696, while the sum is 47.

The square root of 674827247 is about 25977.4372677522. The cubic root of 674827247 is about 877.1304805845.

The spelling of 674827247 in words is "six hundred seventy-four million, eight hundred twenty-seven thousand, two hundred forty-seven".