2242478234 has 4 divisors (see below), whose sum is σ = 3363717354. Its totient is φ = 1121239116.

The previous prime is 2242478221. The next prime is 2242478237. The reversal of 2242478234 is 4328742422.

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., 1914325009 + 328153225 = 43753^2 + 18115^2 .

It is not an unprimeable number, because it can be changed into a prime (2242478237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 560619557 + ... + 560619560.

Almost surely, 2^2242478234 is an apocalyptic number.

2242478234 is a deficient number, since it is larger than the sum of its proper divisors (1121239120).

2242478234 is a wasteful number, since it uses less digits than its factorization.

2242478234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1121239119.

The product of its digits is 172032, while the sum is 38.

The square root of 2242478234 is about 47354.8121525152. The cubic root of 2242478234 is about 1308.9088740778.

The spelling of 2242478234 in words is "two billion, two hundred forty-two million, four hundred seventy-eight thousand, two hundred thirty-four".