40944226 has 4 divisors (see below), whose sum is σ = 61416342. Its totient is φ = 20472112.

The previous prime is 40944193. The next prime is 40944227. The reversal of 40944226 is 62244904.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 40640625 + 303601 = 6375^2 + 551^2 .

It is not an unprimeable number, because it can be changed into a prime (40944227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10236055 + ... + 10236058.

Almost surely, 2^40944226 is an apocalyptic number.

40944226 is a deficient number, since it is larger than the sum of its proper divisors (20472116).

40944226 is a wasteful number, since it uses less digits than its factorization.

40944226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20472115.

The product of its (nonzero) digits is 13824, while the sum is 31.

The square root of 40944226 is about 6398.7675375810. The cubic root of 40944226 is about 344.6652946548.

The spelling of 40944226 in words is "forty million, nine hundred forty-four thousand, two hundred twenty-six".