40435230 has 64 divisors (see below), whose sum is σ = 111456000. Its totient is φ = 9285120.

The previous prime is 40435229. The next prime is 40435243. The reversal of 40435230 is 3253404.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 40435197 and 40435206.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3046 + ... + 9494.

It is an arithmetic number, because the mean of its divisors is an integer number (1741500).

Almost surely, 2^40435230 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40435230, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (55728000).

40435230 is an abundant number, since it is smaller than the sum of its proper divisors (71020770).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40435230 is a wasteful number, since it uses less digits than its factorization.

40435230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6489.

The product of its (nonzero) digits is 1440, while the sum is 21.

The square root of 40435230 is about 6358.8701826661. The cubic root of 40435230 is about 343.2311056022.

Adding to 40435230 its reverse (3253404), we get a palindrome (43688634).

The spelling of 40435230 in words is "forty million, four hundred thirty-five thousand, two hundred thirty".