2200546 has 4 divisors (see below), whose sum is σ = 3300822. Its totient is φ = 1100272.

The previous prime is 2200543. The next prime is 2200577. The reversal of 2200546 is 6450022.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6450022 = 2 ⋅3225011.

It can be written as a sum of positive squares in only one way, i.e., 2117025 + 83521 = 1455^2 + 289^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2200543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 550135 + ... + 550138.

2^2200546 is an apocalyptic number.

2200546 is a deficient number, since it is larger than the sum of its proper divisors (1100276).

2200546 is a wasteful number, since it uses less digits than its factorization.

2200546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1100275.

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 2200546 is about 1483.4237425631. The cubic root of 2200546 is about 130.0699032335.

Adding to 2200546 its reverse (6450022), we get a palindrome (8650568).

The spelling of 2200546 in words is "two million, two hundred thousand, five hundred forty-six".