40268811 has 16 divisors (see below), whose sum is σ = 58722048. Its totient is φ = 24343200.

The previous prime is 40268807. The next prime is 40268819. The reversal of 40268811 is 11886204.

It is not a de Polignac number, because 40268811 - 2² = 40268807 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40268819) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13890 + ... + 16536.

It is an arithmetic number, because the mean of its divisors is an integer number (3670128).

Almost surely, 2^40268811 is an apocalyptic number.

40268811 is a deficient number, since it is larger than the sum of its proper divisors (18453237).

40268811 is a wasteful number, since it uses less digits than its factorization.

40268811 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3122.

The product of its (nonzero) digits is 3072, while the sum is 30.

The square root of 40268811 is about 6345.7711115356. The cubic root of 40268811 is about 342.7595801521.

The spelling of 40268811 in words is "forty million, two hundred sixty-eight thousand, eight hundred eleven".