40356722 has 16 divisors (see below), whose sum is σ = 72824640. Its totient is φ = 16385328.

The previous prime is 40356721. The next prime is 40356731. The reversal of 40356722 is 22765304.

It is not an unprimeable number, because it can be changed into a prime (40356721) 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, 75593 + ... + 76124.

It is an arithmetic number, because the mean of its divisors is an integer number (4551540).

Almost surely, 2^40356722 is an apocalyptic number.

40356722 is a deficient number, since it is larger than the sum of its proper divisors (32467918).

40356722 is a wasteful number, since it uses less digits than its factorization.

40356722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151745.

The product of its (nonzero) digits is 10080, while the sum is 29.

The square root of 40356722 is about 6352.6940741704. The cubic root of 40356722 is about 343.0088254606.

The spelling of 40356722 in words is "forty million, three hundred fifty-six thousand, seven hundred twenty-two".