674402 has 4 divisors (see below), whose sum is σ = 1011606. Its totient is φ = 337200.

The previous prime is 674393. The next prime is 674419. The reversal of 674402 is 204476.

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

It can be written as a sum of positive squares in only one way, i.e., 674041 + 361 = 821^2 + 19^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 168599 + ... + 168602.

2⁶⁷⁴⁴⁰² is an apocalyptic number.

674402 is a deficient number, since it is larger than the sum of its proper divisors (337204).

674402 is a wasteful number, since it uses less digits than its factorization.

674402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 337203.

The product of its (nonzero) digits is 1344, while the sum is 23.

The square root of 674402 is about 821.2198244076. The cubic root of 674402 is about 87.6946198615.

Adding to 674402 its reverse (204476), we get a palindrome (878878).

The spelling of 674402 in words is "six hundred seventy-four thousand, four hundred two".