2129602 has 4 divisors (see below), whose sum is σ = 3194406. Its totient is φ = 1064800.

The previous prime is 2129599. The next prime is 2129627. The reversal of 2129602 is 2069212.

It is a happy number.

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., 1718721 + 410881 = 1311^2 + 641^2 .

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 532399 + ... + 532402.

2^2129602 is an apocalyptic number.

2129602 is a deficient number, since it is larger than the sum of its proper divisors (1064804).

2129602 is a wasteful number, since it uses less digits than its factorization.

2129602 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1064803.

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 2129602 is about 1459.3155930093. The cubic root of 2129602 is about 128.6568207571.

The spelling of 2129602 in words is "two million, one hundred twenty-nine thousand, six hundred two".