2402206 has 4 divisors (see below), whose sum is σ = 3603312. Its totient is φ = 1201102.

The previous prime is 2402203. The next prime is 2402209. The reversal of 2402206 is 6022042.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (2402203) and next prime (2402209).

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 2402206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2402201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 600550 + ... + 600553.

It is an arithmetic number, because the mean of its divisors is an integer number (900828).

2^2402206 is an apocalyptic number.

2402206 is a deficient number, since it is larger than the sum of its proper divisors (1201106).

2402206 is a wasteful number, since it uses less digits than its factorization.

2402206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1201105.

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 2402206 is about 1549.9051583887. The cubic root of 2402206 is about 133.9275988179.

Adding to 2402206 its reverse (6022042), we get a palindrome (8424248).

The spelling of 2402206 in words is "two million, four hundred two thousand, two hundred six".