40036226 has 4 divisors (see below), whose sum is σ = 60054342. Its totient is φ = 20018112.

The previous prime is 40036189. The next prime is 40036247. The reversal of 40036226 is 62263004.

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., 34281025 + 5755201 = 5855^2 + 2399^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10009055 + ... + 10009058.

Almost surely, 2^40036226 is an apocalyptic number.

40036226 is a deficient number, since it is larger than the sum of its proper divisors (20018116).

40036226 is a wasteful number, since it uses less digits than its factorization.

40036226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20018115.

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 40036226 is about 6327.4185889666. The cubic root of 40036226 is about 342.0984008315.

The spelling of 40036226 in words is "forty million, thirty-six thousand, two hundred twenty-six".