674219774 has 4 divisors (see below), whose sum is σ = 1011329664. Its totient is φ = 337109886.

The previous prime is 674219773. The next prime is 674219801. The reversal of 674219774 is 477912476.

It is a happy number.

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

It is a super-2 number, since 2×674219774² = 909144607305222152, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (674219771) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 168554942 + ... + 168554945.

It is an arithmetic number, because the mean of its divisors is an integer number (252832416).

Almost surely, 2^674219774 is an apocalyptic number.

674219774 is a deficient number, since it is larger than the sum of its proper divisors (337109890).

674219774 is a wasteful number, since it uses less digits than its factorization.

674219774 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 337109889.

The product of its digits is 592704, while the sum is 47.

The square root of 674219774 is about 25965.7423155973. The cubic root of 674219774 is about 876.8672067612.

The spelling of 674219774 in words is "six hundred seventy-four million, two hundred nineteen thousand, seven hundred seventy-four".