40705342 has 4 divisors (see below), whose sum is σ = 61058016. Its totient is φ = 20352670.

The previous prime is 40705321. The next prime is 40705351. The reversal of 40705342 is 24350704.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10176334 + ... + 10176337.

It is an arithmetic number, because the mean of its divisors is an integer number (15264504).

Almost surely, 2^40705342 is an apocalyptic number.

40705342 is a deficient number, since it is larger than the sum of its proper divisors (20352674).

40705342 is a wasteful number, since it uses less digits than its factorization.

40705342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20352673.

The product of its (nonzero) digits is 3360, while the sum is 25.

The square root of 40705342 is about 6380.0738240243. The cubic root of 40705342 is about 343.9936845334.

The spelling of 40705342 in words is "forty million, seven hundred five thousand, three hundred forty-two".