40342574 has 8 divisors (see below), whose sum is σ = 61343040. Its totient is φ = 19894896.

The previous prime is 40342573. The next prime is 40342633. The reversal of 40342574 is 47524304.

40342574 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40342573) 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 in 3 ways as a sum of consecutive naturals, for example, 138014 + ... + 138305.

It is an arithmetic number, because the mean of its divisors is an integer number (7667880).

Almost surely, 2^40342574 is an apocalyptic number.

40342574 is a deficient number, since it is larger than the sum of its proper divisors (21000466).

40342574 is a wasteful number, since it uses less digits than its factorization.

40342574 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 276394.

The product of its (nonzero) digits is 13440, while the sum is 29.

The square root of 40342574 is about 6351.5804332465. The cubic root of 40342574 is about 342.9687374998.

Adding to 40342574 its reverse (47524304), we get a palindrome (87866878).

The spelling of 40342574 in words is "forty million, three hundred forty-two thousand, five hundred seventy-four".