40354342 has 12 divisors (see below), whose sum is σ = 70414380. Its totient is φ = 17294676.

The previous prime is 40354337. The next prime is 40354357. The reversal of 40354342 is 24345304.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 205792 + ... + 205987.

It is an arithmetic number, because the mean of its divisors is an integer number (5867865).

Almost surely, 2^40354342 is an apocalyptic number.

40354342 is a deficient number, since it is larger than the sum of its proper divisors (30060038).

40354342 is a wasteful number, since it uses less digits than its factorization.

40354342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 411795 (or 411788 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 25.

The square root of 40354342 is about 6352.5067493077. The cubic root of 40354342 is about 343.0020824530.

Adding to 40354342 its reverse (24345304), we get a palindrome (64699646).

It can be divided in two parts, 403 and 54342, that added together give a palindrome (54745).

The spelling of 40354342 in words is "forty million, three hundred fifty-four thousand, three hundred forty-two".