40435142 has 8 divisors (see below), whose sum is σ = 66166632. Its totient is φ = 18379600.

The previous prime is 40435133. The next prime is 40435151. The reversal of 40435142 is 24153404.

It is an interprime number because it is at equal distance from previous prime (40435133) and next prime (40435151).

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 918959 + ... + 919002.

It is an arithmetic number, because the mean of its divisors is an integer number (8270829).

Almost surely, 2^40435142 is an apocalyptic number.

40435142 is a deficient number, since it is larger than the sum of its proper divisors (25731490).

40435142 is a wasteful number, since it uses less digits than its factorization.

40435142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1837974.

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 40435142 is about 6358.8632631941. The cubic root of 40435142 is about 343.2308566084.

Adding to 40435142 its reverse (24153404), we get a palindrome (64588546).

The spelling of 40435142 in words is "forty million, four hundred thirty-five thousand, one hundred forty-two".