40230321 has 8 divisors (see below), whose sum is σ = 53845440. Its totient is φ = 26717712.

The previous prime is 40230301. The next prime is 40230329. The reversal of 40230321 is 12303204.

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

It is not a de Polignac number, because 40230321 - 2⁶ = 40230257 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 40230321.

It is not an unprimeable number, because it can be changed into a prime (40230329) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24706 + ... + 26283.

It is an arithmetic number, because the mean of its divisors is an integer number (6730680).

Almost surely, 2^40230321 is an apocalyptic number.

It is an amenable number.

40230321 is a deficient number, since it is larger than the sum of its proper divisors (13615119).

40230321 is a wasteful number, since it uses less digits than its factorization.

40230321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51255.

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 40230321 is about 6342.7376581410. The cubic root of 40230321 is about 342.6503391002.

Adding to 40230321 its reverse (12303204), we get a palindrome (52533525).

The spelling of 40230321 in words is "forty million, two hundred thirty thousand, three hundred twenty-one".