40362660 has 144 divisors (see below), whose sum is σ = 135023616. Its totient is φ = 9697536.

The previous prime is 40362653. The next prime is 40362691. The reversal of 40362660 is 6626304.

40362660 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 47 ways as a sum of consecutive naturals, for example, 109797 + ... + 110163.

It is an arithmetic number, because the mean of its divisors is an integer number (937664).

Almost surely, 2^40362660 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40362660, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (67511808).

40362660 is an abundant number, since it is smaller than the sum of its proper divisors (94660956).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40362660 is a wasteful number, since it uses less digits than its factorization.

40362660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 442 (or 437 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

The square root of 40362660 is about 6353.1614177510. The cubic root of 40362660 is about 343.0256478256.

Adding to 40362660 its reverse (6626304), we get a palindrome (46988964).

The spelling of 40362660 in words is "forty million, three hundred sixty-two thousand, six hundred sixty".