42752226 has 32 divisors (see below), whose sum is σ = 94867200. Its totient is φ = 12734480.

The previous prime is 42752173. The next prime is 42752249. The reversal of 42752226 is 62225724.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 42752193 and 42752202.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1596 + ... + 9383.

It is an arithmetic number, because the mean of its divisors is an integer number (2964600).

Almost surely, 2^42752226 is an apocalyptic number.

42752226 is an abundant number, since it is smaller than the sum of its proper divisors (52114974).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42752226 is a wasteful number, since it uses less digits than its factorization.

42752226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11054.

The product of its digits is 13440, while the sum is 30.

The square root of 42752226 is about 6538.5186395697. The cubic root of 42752226 is about 349.6656016981.

The spelling of 42752226 in words is "forty-two million, seven hundred fifty-two thousand, two hundred twenty-six".