674705419 has 4 divisors (see below), whose sum is σ = 678201496. Its totient is φ = 671209344.

The previous prime is 674705293. The next prime is 674705429. The reversal of 674705419 is 914507476.

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 674705419 - 2¹⁵ = 674672651 is a prime.

It is a super-2 number, since 2×674705419² = 910454804855931122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (674705429) 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, 1747749 + ... + 1748134.

It is an arithmetic number, because the mean of its divisors is an integer number (169550374).

Almost surely, 2^674705419 is an apocalyptic number.

674705419 is a deficient number, since it is larger than the sum of its proper divisors (3496077).

674705419 is a wasteful number, since it uses less digits than its factorization.

674705419 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3496076.

The product of its (nonzero) digits is 211680, while the sum is 43.

The square root of 674705419 is about 25975.0922808755. The cubic root of 674705419 is about 877.0776939967.

The spelling of 674705419 in words is "six hundred seventy-four million, seven hundred five thousand, four hundred nineteen".