140846385 has 16 divisors (see below), whose sum is σ = 225509184. Its totient is φ = 75066432.

The previous prime is 140846369. The next prime is 140846389. The reversal of 140846385 is 583648041.

It is not a de Polignac number, because 140846385 - 2⁴ = 140846369 is a prime.

It is not an unprimeable number, because it can be changed into a prime (140846389) by changing a digit.

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 in 15 ways as a sum of consecutive naturals, for example, 31074 + ... + 35316.

It is an arithmetic number, because the mean of its divisors is an integer number (14094324).

Almost surely, 2^140846385 is an apocalyptic number.

140846385 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

140846385 is a deficient number, since it is larger than the sum of its proper divisors (84662799).

140846385 is a wasteful number, since it uses less digits than its factorization.

140846385 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6464.

The product of its (nonzero) digits is 92160, while the sum is 39.

The square root of 140846385 is about 11867.8719659423. The cubic root of 140846385 is about 520.2937011939.

The spelling of 140846385 in words is "one hundred forty million, eight hundred forty-six thousand, three hundred eighty-five".