40266395 has 16 divisors (see below), whose sum is σ = 52284960. Its totient is φ = 29593344.

The previous prime is 40266389. The next prime is 40266403. The reversal of 40266395 is 59366204.

It is a cyclic number.

It is not a de Polignac number, because 40266395 - 2¹⁴ = 40250011 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13391 + ... + 16119.

It is an arithmetic number, because the mean of its divisors is an integer number (3267810).

Almost surely, 2^40266395 is an apocalyptic number.

40266395 is a deficient number, since it is larger than the sum of its proper divisors (12018565).

40266395 is a wasteful number, since it uses less digits than its factorization.

40266395 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2974.

The product of its (nonzero) digits is 38880, while the sum is 35.

The square root of 40266395 is about 6345.5807456844. The cubic root of 40266395 is about 342.7527251884.

The spelling of 40266395 in words is "forty million, two hundred sixty-six thousand, three hundred ninety-five".