226278742 has 8 divisors (see below), whose sum is σ = 339536232. Its totient is φ = 113100000.

The previous prime is 226278697. The next prime is 226278751. The reversal of 226278742 is 247872622.

It is a happy number.

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

It is a super-2 number, since 2×226278742² = 102404138162205128, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 226278695 and 226278704.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11884 + ... + 24367.

It is an arithmetic number, because the mean of its divisors is an integer number (42442029).

Almost surely, 2^226278742 is an apocalyptic number.

226278742 is a deficient number, since it is larger than the sum of its proper divisors (113257490).

226278742 is a wasteful number, since it uses less digits than its factorization.

226278742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39374.

The product of its digits is 150528, while the sum is 40.

The square root of 226278742 is about 15042.5643425581. The cubic root of 226278742 is about 609.3702557667.

The spelling of 226278742 in words is "two hundred twenty-six million, two hundred seventy-eight thousand, seven hundred forty-two".