7278226234 has 8 divisors (see below), whose sum is σ = 11055533760. Its totient is φ = 3593048316.

The previous prime is 7278226213. The next prime is 7278226261. The reversal of 7278226234 is 4326228727.

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 2×7278226234² (a number of 21 digits) contains 22 as substring.

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, 23032204 + ... + 23032519.

It is an arithmetic number, because the mean of its divisors is an integer number (1381941720).

Almost surely, 2^7278226234 is an apocalyptic number.

7278226234 is a deficient number, since it is larger than the sum of its proper divisors (3777307526).

7278226234 is a wasteful number, since it uses less digits than its factorization.

7278226234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46064804.

The product of its digits is 451584, while the sum is 43.

The square root of 7278226234 is about 85312.5209684956. The cubic root of 7278226234 is about 1937.9467980694.

The spelling of 7278226234 in words is "seven billion, two hundred seventy-eight million, two hundred twenty-six thousand, two hundred thirty-four".