140331606 has 32 divisors (see below), whose sum is σ = 304972800. Its totient is φ = 42884640.

The previous prime is 140331599. The next prime is 140331619. The reversal of 140331606 is 606133041.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 16321 + ... + 23388.

It is an arithmetic number, because the mean of its divisors is an integer number (9530400).

Almost surely, 2^140331606 is an apocalyptic number.

140331606 is an abundant number, since it is smaller than the sum of its proper divisors (164641194).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

140331606 is a wasteful number, since it uses less digits than its factorization.

140331606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39764.

The product of its (nonzero) digits is 1296, while the sum is 24.

The square root of 140331606 is about 11846.1641893062. The cubic root of 140331606 is about 519.6590541159.

Adding to 140331606 its reverse (606133041), we get a palindrome (746464647).

The spelling of 140331606 in words is "one hundred forty million, three hundred thirty-one thousand, six hundred six".