2242266378 has 32 divisors (see below), whose sum is σ = 5024445120. Its totient is φ = 661109760.

The previous prime is 2242266373. The next prime is 2242266443. The reversal of 2242266378 is 8736622422.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (2242266371) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 456663 + ... + 461546.

It is an arithmetic number, because the mean of its divisors is an integer number (157013910).

Almost surely, 2^2242266378 is an apocalyptic number.

2242266378 is an abundant number, since it is smaller than the sum of its proper divisors (2782178742).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2242266378 is a wasteful number, since it uses less digits than its factorization.

2242266378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 918262.

The product of its digits is 387072, while the sum is 42.

The square root of 2242266378 is about 47352.5751992434. The cubic root of 2242266378 is about 1308.8676534724.

The spelling of 2242266378 in words is "two billion, two hundred forty-two million, two hundred sixty-six thousand, three hundred seventy-eight".