40220230 has 16 divisors (see below), whose sum is σ = 73074960. Its totient is φ = 15937312.

The previous prime is 40220197. The next prime is 40220231. The reversal of 40220230 is 3202204.

40220230 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 40220230.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40220231) 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 7 ways as a sum of consecutive naturals, for example, 17725 + ... + 19864.

It is an arithmetic number, because the mean of its divisors is an integer number (4567185).

Almost surely, 2^40220230 is an apocalyptic number.

40220230 is a deficient number, since it is larger than the sum of its proper divisors (32854730).

40220230 is a wasteful number, since it uses less digits than its factorization.

40220230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37703.

The product of its (nonzero) digits is 96, while the sum is 13.

The square root of 40220230 is about 6341.9421315556. The cubic root of 40220230 is about 342.6216876285.

Adding to 40220230 its reverse (3202204), we get a palindrome (43422434).

The spelling of 40220230 in words is "forty million, two hundred twenty thousand, two hundred thirty".