2242906 has 4 divisors (see below), whose sum is σ = 3364362. Its totient is φ = 1121452.

The previous prime is 2242883. The next prime is 2242921. The reversal of 2242906 is 6092422.

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., 1934881 + 308025 = 1391^2 + 555^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 560725 + ... + 560728.

2^2242906 is an apocalyptic number.

2242906 is a deficient number, since it is larger than the sum of its proper divisors (1121456).

2242906 is a wasteful number, since it uses less digits than its factorization.

2242906 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1121455.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 2242906 is about 1497.6334665064. The cubic root of 2242906 is about 130.8992096159.

The spelling of 2242906 in words is "two million, two hundred forty-two thousand, nine hundred six".