40500434 has 8 divisors (see below), whose sum is σ = 65423820. Its totient is φ = 18692496.

The previous prime is 40500433. The next prime is 40500437. The reversal of 40500434 is 43400504.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 35224225 + 5276209 = 5935^2 + 2297^2 .

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

It is not an unprimeable number, because it can be changed into a prime (40500433) 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, 778829 + ... + 778880.

Almost surely, 2^40500434 is an apocalyptic number.

40500434 is a deficient number, since it is larger than the sum of its proper divisors (24923386).

40500434 is a wasteful number, since it uses less digits than its factorization.

40500434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1557724.

The product of its (nonzero) digits is 960, while the sum is 20.

The square root of 40500434 is about 6363.9951288479. The cubic root of 40500434 is about 343.4154994431.

Adding to 40500434 its reverse (43400504), we get a palindrome (83900938).

The spelling of 40500434 in words is "forty million, five hundred thousand, four hundred thirty-four".