40132342 has 16 divisors (see below), whose sum is σ = 64945152. Its totient is φ = 18528640.

The previous prime is 40132303. The next prime is 40132343. The reversal of 40132342 is 24323104.

It is a super-2 number, since 2×40132342² = 3221209748809928, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40132343) 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, 9334 + ... + 12937.

It is an arithmetic number, because the mean of its divisors is an integer number (4059072).

Almost surely, 2^40132342 is an apocalyptic number.

40132342 is a deficient number, since it is larger than the sum of its proper divisors (24812810).

40132342 is a wasteful number, since it uses less digits than its factorization.

40132342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22343.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 40132342 is about 6335.0092344053. The cubic root of 40132342 is about 342.3719435315.

Adding to 40132342 its reverse (24323104), we get a palindrome (64455446).

The spelling of 40132342 in words is "forty million, one hundred thirty-two thousand, three hundred forty-two".