40351244 has 6 divisors (see below), whose sum is σ = 70614684. Its totient is φ = 20175620.

The previous prime is 40351237. The next prime is 40351249. The reversal of 40351244 is 44215304.

40351244 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (40351249) 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 as a sum of consecutive naturals, namely, 5043902 + ... + 5043909.

It is an arithmetic number, because the mean of its divisors is an integer number (11769114).

Almost surely, 2^40351244 is an apocalyptic number.

It is an amenable number.

40351244 is a deficient number, since it is larger than the sum of its proper divisors (30263440).

40351244 is a wasteful number, since it uses less digits than its factorization.

40351244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10087815 (or 10087813 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 40351244 is about 6352.2629038792. The cubic root of 40351244 is about 342.9933048131.

Adding to 40351244 its reverse (44215304), we get a palindrome (84566548).

The spelling of 40351244 in words is "forty million, three hundred fifty-one thousand, two hundred forty-four".