140866833 has 8 divisors (see below), whose sum is σ = 194299200. Its totient is φ = 90672848.

The previous prime is 140866829. The next prime is 140866841. The reversal of 140866833 is 338668041.

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

It is a cyclic number.

It is not a de Polignac number, because 140866833 - 2² = 140866829 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 140866791 and 140866800.

It is not an unprimeable number, because it can be changed into a prime (140866813) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 809493 + ... + 809666.

It is an arithmetic number, because the mean of its divisors is an integer number (24287400).

Almost surely, 2^140866833 is an apocalyptic number.

It is an amenable number.

140866833 is a deficient number, since it is larger than the sum of its proper divisors (53432367).

140866833 is a wasteful number, since it uses less digits than its factorization.

140866833 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1619191.

The product of its (nonzero) digits is 82944, while the sum is 39.

The square root of 140866833 is about 11868.7334202096. The cubic root of 140866833 is about 520.3188786257.

The spelling of 140866833 in words is "one hundred forty million, eight hundred sixty-six thousand, eight hundred thirty-three".