40227266 has 4 divisors (see below), whose sum is σ = 60340902. Its totient is φ = 20113632.

The previous prime is 40227247. The next prime is 40227277. The reversal of 40227266 is 66272204.

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., 30747025 + 9480241 = 5545^2 + 3079^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10056815 + ... + 10056818.

Almost surely, 2^40227266 is an apocalyptic number.

40227266 is a deficient number, since it is larger than the sum of its proper divisors (20113636).

40227266 is a wasteful number, since it uses less digits than its factorization.

40227266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20113635.

The product of its (nonzero) digits is 8064, while the sum is 29.

The square root of 40227266 is about 6342.4968269602. The cubic root of 40227266 is about 342.6416655155.

The spelling of 40227266 in words is "forty million, two hundred twenty-seven thousand, two hundred sixty-six".