40411994 has 8 divisors (see below), whose sum is σ = 69277728. Its totient is φ = 17319420.

The previous prime is 40411981. The next prime is 40411999. The reversal of 40411994 is 49911404.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 40411994.

It is not an unprimeable number, because it can be changed into a prime (40411999) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1443272 + ... + 1443299.

It is an arithmetic number, because the mean of its divisors is an integer number (8659716).

Almost surely, 2^40411994 is an apocalyptic number.

40411994 is a deficient number, since it is larger than the sum of its proper divisors (28865734).

40411994 is a wasteful number, since it uses less digits than its factorization.

40411994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2886580.

The product of its (nonzero) digits is 5184, while the sum is 32.

The square root of 40411994 is about 6357.0428659873. The cubic root of 40411994 is about 343.1653473832.

The spelling of 40411994 in words is "forty million, four hundred eleven thousand, nine hundred ninety-four".