900602 has 4 divisors (see below), whose sum is σ = 1350906. Its totient is φ = 450300.

The previous prime is 900593. The next prime is 900607. The reversal of 900602 is 206009.

It is a Cunningham number, because it is equal to 949²+1.

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., 900601 + 1 = 949^2 + 1^2 .

It is a super-2 number, since 2×900602² = 1622167924808, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (900607) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 225149 + ... + 225152.

2⁹⁰⁰⁶⁰² is an apocalyptic number.

900602 is a deficient number, since it is larger than the sum of its proper divisors (450304).

900602 is a wasteful number, since it uses less digits than its factorization.

900602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 450303.

The product of its (nonzero) digits is 108, while the sum is 17.

The square root of 900602 is about 949.0005268702. Note that the first 3 decimals coincide. The cubic root of 900602 is about 96.5704605000.

The spelling of 900602 in words is "nine hundred thousand, six hundred two".