40024994 has 8 divisors (see below), whose sum is σ = 60067920. Its totient is φ = 20002356.

The previous prime is 40024993. The next prime is 40025023. The reversal of 40024994 is 49942004.

40024994 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 40024994.

It is not an unprimeable number, because it can be changed into a prime (40024993) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1637 + ... + 9095.

It is an arithmetic number, because the mean of its divisors is an integer number (7508490).

Almost surely, 2^40024994 is an apocalyptic number.

40024994 is a deficient number, since it is larger than the sum of its proper divisors (20042926).

40024994 is a wasteful number, since it uses less digits than its factorization.

40024994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10144.

The product of its (nonzero) digits is 10368, while the sum is 32.

The square root of 40024994 is about 6326.5309609611. The cubic root of 40024994 is about 342.0664064021.

Adding to 40024994 its reverse (49942004), we get a palindrome (89966998).

The spelling of 40024994 in words is "forty million, twenty-four thousand, nine hundred ninety-four".