40401322 has 8 divisors (see below), whose sum is σ = 65263716. Its totient is φ = 18646752.

The previous prime is 40401301. The next prime is 40401349. The reversal of 40401322 is 22310404.

40401322 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 37933281 + 2468041 = 6159^2 + 1571^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 40401296 and 40401305.

It is an unprimeable number.

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, 776923 + ... + 776974.

Almost surely, 2^40401322 is an apocalyptic number.

40401322 is a deficient number, since it is larger than the sum of its proper divisors (24862394).

40401322 is a wasteful number, since it uses less digits than its factorization.

40401322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1553912.

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 40401322 is about 6356.2034265747. The cubic root of 40401322 is about 343.1351370203.

Adding to 40401322 its reverse (22310404), we get a palindrome (62711726).

The spelling of 40401322 in words is "forty million, four hundred one thousand, three hundred twenty-two".