40940867 has 16 divisors (see below), whose sum is σ = 45792000. Its totient is φ = 36289440.

The previous prime is 40940843. The next prime is 40940891. The reversal of 40940867 is 76804904.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (40940843) and next prime (40940891).

It is not a de Polignac number, because 40940867 - 2¹⁴ = 40924483 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 40940867.

It is not an unprimeable number, because it can be changed into a prime (40940827) 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, 128993 + ... + 129309.

It is an arithmetic number, because the mean of its divisors is an integer number (2862000).

Almost surely, 2^40940867 is an apocalyptic number.

40940867 is a deficient number, since it is larger than the sum of its proper divisors (4851133).

40940867 is a wasteful number, since it uses less digits than its factorization.

40940867 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 586.

The product of its (nonzero) digits is 48384, while the sum is 38.

The square root of 40940867 is about 6398.5050597776. The cubic root of 40940867 is about 344.6558691305.

The spelling of 40940867 in words is "forty million, nine hundred forty thousand, eight hundred sixty-seven".