140273764 has 6 divisors (see below), whose sum is σ = 245479094. Its totient is φ = 70136880.

The previous prime is 140273759. The next prime is 140273773. The reversal of 140273764 is 467372041.

It can be written as a sum of positive squares in only one way, i.e., 75342400 + 64931364 = 8680^2 + 8058^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17534217 + ... + 17534224.

Almost surely, 2^140273764 is an apocalyptic number.

It is an amenable number.

140273764 is a deficient number, since it is larger than the sum of its proper divisors (105205330).

140273764 is a wasteful number, since it uses less digits than its factorization.

140273764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35068445 (or 35068443 counting only the distinct ones).

The product of its (nonzero) digits is 28224, while the sum is 34.

The square root of 140273764 is about 11843.7225566964. The cubic root of 140273764 is about 519.5876464680.

The spelling of 140273764 in words is "one hundred forty million, two hundred seventy-three thousand, seven hundred sixty-four".