673402 has 8 divisors (see below), whose sum is σ = 1019700. Its totient is φ = 333504.

The previous prime is 673399. The next prime is 673403. The reversal of 673402 is 204376.

673402 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 594441 + 78961 = 771^2 + 281^2 .

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

It is a d-powerful number, because it can be written as 6⁷ + 7 + 4⁹ + 3⁵ + 0 + 2¹⁷ .

It is a plaindrome in base 6.

It is not an unprimeable number, because it can be changed into a prime (673403) 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, 1327 + ... + 1762.

2⁶⁷³⁴⁰² is an apocalyptic number.

673402 is a deficient number, since it is larger than the sum of its proper divisors (346298).

673402 is a wasteful number, since it uses less digits than its factorization.

673402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3200.

The product of its (nonzero) digits is 1008, while the sum is 22.

The square root of 673402 is about 820.6107481626. The cubic root of 673402 is about 87.6512540352.

Subtracting from 673402 its sum of digits (22), we obtain a triangular number (673380 = T₁₁₆₀).

Adding to 673402 its reverse (204376), we get a palindrome (877778).

The spelling of 673402 in words is "six hundred seventy-three thousand, four hundred two".