674216546 has 8 divisors (see below), whose sum is σ = 1035991404. Its totient is φ = 328886080.

The previous prime is 674216531. The next prime is 674216579. The reversal of 674216546 is 645612476.

It is a happy number.

674216546 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 623251225 + 50965321 = 24965^2 + 7139^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Harshad number since it is a multiple of its sum of digits (41).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4110995 + ... + 4111158.

Almost surely, 2^674216546 is an apocalyptic number.

674216546 is a deficient number, since it is larger than the sum of its proper divisors (361774858).

674216546 is a wasteful number, since it uses less digits than its factorization.

674216546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8222196.

The product of its digits is 241920, while the sum is 41.

The square root of 674216546 is about 25965.6801566992. The cubic root of 674216546 is about 876.8658073502.

The spelling of 674216546 in words is "six hundred seventy-four million, two hundred sixteen thousand, five hundred forty-six".