140798835 has 24 divisors (see below), whose sum is σ = 256897680. Its totient is φ = 71140032.

The previous prime is 140798831. The next prime is 140798881. The reversal of 140798835 is 538897041.

140798835 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 140798835 - 2² = 140798831 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (140798831) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 81484 + ... + 83193.

It is an arithmetic number, because the mean of its divisors is an integer number (10704070).

Almost surely, 2^140798835 is an apocalyptic number.

140798835 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

140798835 is a deficient number, since it is larger than the sum of its proper divisors (116098845).

140798835 is a wasteful number, since it uses less digits than its factorization.

140798835 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164707 (or 164704 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 45.

The square root of 140798835 is about 11865.8684890740. The cubic root of 140798835 is about 520.2351438985.

The spelling of 140798835 in words is "one hundred forty million, seven hundred ninety-eight thousand, eight hundred thirty-five".