2206451 has 8 divisors (see below), whose sum is σ = 2501520. Its totient is φ = 1929312.

The previous prime is 2206441. The next prime is 2206453. The reversal of 2206451 is 1546022.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2206451 - 2⁶ = 2206387 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2206453) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4220 + ... + 4713.

It is an arithmetic number, because the mean of its divisors is an integer number (312690).

2^2206451 is an apocalyptic number.

2206451 is a deficient number, since it is larger than the sum of its proper divisors (295069).

2206451 is a wasteful number, since it uses less digits than its factorization.

2206451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8965.

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 2206451 is about 1485.4127372552. The cubic root of 2206451 is about 130.1861435951.

The spelling of 2206451 in words is "two million, two hundred six thousand, four hundred fifty-one".