140723368 has 8 divisors (see below), whose sum is σ = 263856330. Its totient is φ = 70361680.

The previous prime is 140723351. The next prime is 140723371. The reversal of 140723368 is 863327041.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 106874244 + 33849124 = 10338^2 + 5818^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8795203 + ... + 8795218.

Almost surely, 2^140723368 is an apocalyptic number.

It is an amenable number.

140723368 is a deficient number, since it is larger than the sum of its proper divisors (123132962).

140723368 is a wasteful number, since it uses less digits than its factorization.

140723368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17590427 (or 17590423 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 34.

The square root of 140723368 is about 11862.6880596263. The cubic root of 140723368 is about 520.1421800560.

The spelling of 140723368 in words is "one hundred forty million, seven hundred twenty-three thousand, three hundred sixty-eight".