40192266 has 16 divisors (see below), whose sum is σ = 80456544. Its totient is φ = 13385424.

The previous prime is 40192261. The next prime is 40192283. The reversal of 40192266 is 66229104.

It is not an unprimeable number, because it can be changed into a prime (40192261) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6640 + ... + 11156.

It is an arithmetic number, because the mean of its divisors is an integer number (5028534).

Almost surely, 2^40192266 is an apocalyptic number.

40192266 is an abundant number, since it is smaller than the sum of its proper divisors (40264278).

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

40192266 is a wasteful number, since it uses less digits than its factorization.

40192266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6005.

The product of its (nonzero) digits is 5184, while the sum is 30.

The square root of 40192266 is about 6339.7370607936. The cubic root of 40192266 is about 342.5422641293.

The spelling of 40192266 in words is "forty million, one hundred ninety-two thousand, two hundred sixty-six".