2242757 has 8 divisors (see below), whose sum is σ = 2525952. Its totient is φ = 1972800.

The previous prime is 2242739. The next prime is 2242763. The reversal of 2242757 is 7572422.

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 2242757 - 2¹² = 2238661 is a prime.

It is a super-2 number, since 2×2242757² = 10059917922098, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2242727) 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, 2948 + ... + 3629.

It is an arithmetic number, because the mean of its divisors is an integer number (315744).

2^2242757 is an apocalyptic number.

It is an amenable number.

2242757 is a deficient number, since it is larger than the sum of its proper divisors (283195).

2242757 is a wasteful number, since it uses less digits than its factorization.

2242757 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6619.

The product of its digits is 7840, while the sum is 29.

The square root of 2242757 is about 1497.5837205312. The cubic root of 2242757 is about 130.8963109338.

The spelling of 2242757 in words is "two million, two hundred forty-two thousand, seven hundred fifty-seven".