2264278 has 4 divisors (see below), whose sum is σ = 3396420. Its totient is φ = 1132138.

The previous prime is 2264267. The next prime is 2264279. The reversal of 2264278 is 8724622.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×2264278² = 10253909722568, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2264279) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 566068 + ... + 566071.

It is an arithmetic number, because the mean of its divisors is an integer number (849105).

2^2264278 is an apocalyptic number.

2264278 is a deficient number, since it is larger than the sum of its proper divisors (1132142).

2264278 is a wasteful number, since it uses less digits than its factorization.

2264278 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1132141.

The product of its digits is 10752, while the sum is 31.

The square root of 2264278 is about 1504.7518067774. The cubic root of 2264278 is about 131.3136628417.

The spelling of 2264278 in words is "two million, two hundred sixty-four thousand, two hundred seventy-eight".