40343201 has 4 divisors (see below), whose sum is σ = 40660992. Its totient is φ = 40025412.

The previous prime is 40343141. The next prime is 40343203. The reversal of 40343201 is 10234304.

40343201 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 40343201 - 2²² = 36148897 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 40343201.

It is not an unprimeable number, because it can be changed into a prime (40343203) 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 3 ways as a sum of consecutive naturals, for example, 158705 + ... + 158958.

It is an arithmetic number, because the mean of its divisors is an integer number (10165248).

Almost surely, 2^40343201 is an apocalyptic number.

It is an amenable number.

40343201 is a deficient number, since it is larger than the sum of its proper divisors (317791).

40343201 is a wasteful number, since it uses less digits than its factorization.

40343201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 317790.

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 40343201 is about 6351.6297908490. The cubic root of 40343201 is about 342.9705142852.

Adding to 40343201 its reverse (10234304), we get a palindrome (50577505).

The spelling of 40343201 in words is "forty million, three hundred forty-three thousand, two hundred one".