74542226 has 16 divisors (see below), whose sum is σ = 122223168. Its totient is φ = 33814800.

The previous prime is 74542211. The next prime is 74542243. The reversal of 74542226 is 62224547.

It is a junction number, because it is equal to n+sod(n) for n = 74542192 and 74542201.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8771 + ... + 15033.

It is an arithmetic number, because the mean of its divisors is an integer number (7638948).

Almost surely, 2^74542226 is an apocalyptic number.

74542226 is a deficient number, since it is larger than the sum of its proper divisors (47680942).

74542226 is a wasteful number, since it uses less digits than its factorization.

74542226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6817.

The product of its digits is 26880, while the sum is 32.

The square root of 74542226 is about 8633.7839908119. The cubic root of 74542226 is about 420.8565776223.

The spelling of 74542226 in words is "seventy-four million, five hundred forty-two thousand, two hundred twenty-six".