2172602 has 4 divisors (see below), whose sum is σ = 3258906. Its totient is φ = 1086300.

The previous prime is 2172587. The next prime is 2172613. The reversal of 2172602 is 2062712.

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., 2157961 + 14641 = 1469^2 + 121^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 543149 + ... + 543152.

2^2172602 is an apocalyptic number.

2172602 is a deficient number, since it is larger than the sum of its proper divisors (1086304).

2172602 is a wasteful number, since it uses less digits than its factorization.

2172602 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1086303.

The product of its (nonzero) digits is 336, while the sum is 20.

The square root of 2172602 is about 1473.9748980224. The cubic root of 2172602 is about 129.5169846985.

The spelling of 2172602 in words is "two million, one hundred seventy-two thousand, six hundred two".