140291936 has 24 divisors (see below), whose sum is σ = 276570000. Its totient is φ = 70051968.

The previous prime is 140291933. The next prime is 140291951. The reversal of 140291936 is 639192041.

It is a junction number, because it is equal to n+sod(n) for n = 140291896 and 140291905.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140291933) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25565 + ... + 30563.

It is an arithmetic number, because the mean of its divisors is an integer number (11523750).

Almost surely, 2^140291936 is an apocalyptic number.

140291936 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

140291936 is a deficient number, since it is larger than the sum of its proper divisors (136278064).

140291936 is an equidigital number, since it uses as much as digits as its factorization.

140291936 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5886 (or 5878 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 35.

The square root of 140291936 is about 11844.4896893028. The cubic root of 140291936 is about 519.6100824502.

The spelling of 140291936 in words is "one hundred forty million, two hundred ninety-one thousand, nine hundred thirty-six".