5681602 has 4 divisors (see below), whose sum is σ = 8522406. Its totient is φ = 2840800.

The previous prime is 5681579. The next prime is 5681603. The reversal of 5681602 is 2061865.

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., 5470921 + 210681 = 2339^2 + 459^2 .

It is not an unprimeable number, because it can be changed into a prime (5681603) 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, 1420399 + ... + 1420402.

Almost surely, 2^5681602 is an apocalyptic number.

5681602 is a deficient number, since it is larger than the sum of its proper divisors (2840804).

5681602 is a wasteful number, since it uses less digits than its factorization.

5681602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2840803.

The product of its (nonzero) digits is 2880, while the sum is 28.

The square root of 5681602 is about 2383.6111260019. The cubic root of 5681602 is about 178.4392007336.

The spelling of 5681602 in words is "five million, six hundred eighty-one thousand, six hundred two".