423602 has 4 divisors (see below), whose sum is σ = 635406. Its totient is φ = 211800.

The previous prime is 423601. The next prime is 423617. The reversal of 423602 is 206324.

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., 421201 + 2401 = 649^2 + 49^2 .

It is not an unprimeable number, because it can be changed into a prime (423601) 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 as a sum of consecutive naturals, namely, 105899 + ... + 105902.

2⁴²³⁶⁰² is an apocalyptic number.

423602 is a deficient number, since it is larger than the sum of its proper divisors (211804).

423602 is a wasteful number, since it uses less digits than its factorization.

423602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 211803.

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 423602 is about 650.8471402718. The cubic root of 423602 is about 75.1022014091.

Adding to 423602 its reverse (206324), we get a palindrome (629926).

The spelling of 423602 in words is "four hundred twenty-three thousand, six hundred two".