40124446 has 4 divisors (see below), whose sum is σ = 60186672. Its totient is φ = 20062222.

The previous prime is 40124419. The next prime is 40124449. The reversal of 40124446 is 64442104.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 40124446.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40124449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10031110 + ... + 10031113.

It is an arithmetic number, because the mean of its divisors is an integer number (15046668).

Almost surely, 2^40124446 is an apocalyptic number.

40124446 is a deficient number, since it is larger than the sum of its proper divisors (20062226).

40124446 is a wasteful number, since it uses less digits than its factorization.

40124446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20062225.

The product of its (nonzero) digits is 3072, while the sum is 25.

The square root of 40124446 is about 6334.3860002371. The cubic root of 40124446 is about 342.3494882744.

The spelling of 40124446 in words is "forty million, one hundred twenty-four thousand, four hundred forty-six".