78474226 has 8 divisors (see below), whose sum is σ = 120448944. Its totient is φ = 38324580.

The previous prime is 78474217. The next prime is 78474233. The reversal of 78474226 is 62247487.

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

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, 456160 + ... + 456331.

It is an arithmetic number, because the mean of its divisors is an integer number (15056118).

Almost surely, 2^78474226 is an apocalyptic number.

78474226 is a deficient number, since it is larger than the sum of its proper divisors (41974718).

78474226 is a wasteful number, since it uses less digits than its factorization.

78474226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 912536.

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

The square root of 78474226 is about 8858.5679429578. The cubic root of 78474226 is about 428.1300191643.

The spelling of 78474226 in words is "seventy-eight million, four hundred seventy-four thousand, two hundred twenty-six".