674430 has 16 divisors (see below), whose sum is σ = 1618704. Its totient is φ = 179840.

The previous prime is 674419. The next prime is 674431. The reversal of 674430 is 34476.

It is a self number, because there is not a number n which added to its sum of digits gives 674430.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (674431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11211 + ... + 11270.

It is an arithmetic number, because the mean of its divisors is an integer number (101169).

2⁶⁷⁴⁴³⁰ is an apocalyptic number.

674430 is an abundant number, since it is smaller than the sum of its proper divisors (944274).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

674430 is a wasteful number, since it uses less digits than its factorization.

674430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22491.

The product of its (nonzero) digits is 2016, while the sum is 24.

The square root of 674430 is about 821.2368720412. The cubic root of 674430 is about 87.6958334875.

The spelling of 674430 in words is "six hundred seventy-four thousand, four hundred thirty".