140795644 has 48 divisors (see below), whose sum is σ = 277595136. Its totient is φ = 61934400.

The previous prime is 140795621. The next prime is 140795657. The reversal of 140795644 is 446597041.

140795644 = T₁₂₂ + T₁₂₃ + ... + T₉₄₅.

It is a junction number, because it is equal to n+sod(n) for n = 140795597 and 140795606.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 212674 + ... + 213334.

It is an arithmetic number, because the mean of its divisors is an integer number (5783232).

Almost surely, 2^140795644 is an apocalyptic number.

It is an amenable number.

140795644 is a deficient number, since it is larger than the sum of its proper divisors (136799492).

140795644 is a wasteful number, since it uses less digits than its factorization.

140795644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 826 (or 824 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 40.

The square root of 140795644 is about 11865.7340270208. The cubic root of 140795644 is about 520.2312137455.

The spelling of 140795644 in words is "one hundred forty million, seven hundred ninety-five thousand, six hundred forty-four".