672242 has 4 divisors (see below), whose sum is σ = 1008366. Its totient is φ = 336120.

The previous prime is 672229. The next prime is 672251. The reversal of 672242 is 242276.

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., 564001 + 108241 = 751^2 + 329^2 .

It is an unprimeable number.

672242 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 168059 + ... + 168062.

2⁶⁷²²⁴² is an apocalyptic number.

672242 is a deficient number, since it is larger than the sum of its proper divisors (336124).

672242 is a wasteful number, since it uses less digits than its factorization.

672242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 336123.

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

The square root of 672242 is about 819.9036528764. The cubic root of 672242 is about 87.6008958576.

The spelling of 672242 in words is "six hundred seventy-two thousand, two hundred forty-two".