2242078 has 8 divisors (see below), whose sum is σ = 3394872. Its totient is φ = 1110456.

The previous prime is 2242073. The next prime is 2242091. The reversal of 2242078 is 8702422.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2242073) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5025 + ... + 5452.

It is an arithmetic number, because the mean of its divisors is an integer number (424359).

2^2242078 is an apocalyptic number.

2242078 is a deficient number, since it is larger than the sum of its proper divisors (1152794).

2242078 is a wasteful number, since it uses less digits than its factorization.

2242078 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10586.

The product of its (nonzero) digits is 1792, while the sum is 25.

The square root of 2242078 is about 1497.3570048589. The cubic root of 2242078 is about 130.8830998777.

The spelling of 2242078 in words is "two million, two hundred forty-two thousand, seventy-eight".