40124434 has 12 divisors (see below), whose sum is σ = 70013214. Its totient is φ = 17196144.

The previous prime is 40124419. The next prime is 40124449. The reversal of 40124434 is 43442104.

It is an interprime number because it is at equal distance from previous prime (40124419) and next prime (40124449).

It can be written as a sum of positive squares in only one way, i.e., 37859409 + 2265025 = 6153^2 + 1505^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 204619 + ... + 204814.

Almost surely, 2^40124434 is an apocalyptic number.

40124434 is a deficient number, since it is larger than the sum of its proper divisors (29888780).

40124434 is a wasteful number, since it uses less digits than its factorization.

40124434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 409449 (or 409442 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 40124434 is about 6334.3850530261. The cubic root of 40124434 is about 342.3494541456.

Adding to 40124434 its reverse (43442104), we get a palindrome (83566538).

The spelling of 40124434 in words is "forty million, one hundred twenty-four thousand, four hundred thirty-four".