140163340 has 24 divisors (see below), whose sum is σ = 294729120. Its totient is φ = 55991808.

The previous prime is 140163337. The next prime is 140163349. The reversal of 140163340 is 43361041.

It is not an unprimeable number, because it can be changed into a prime (140163349) 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, 12604 + ... + 20956.

It is an arithmetic number, because the mean of its divisors is an integer number (12280380).

Almost surely, 2^140163340 is an apocalyptic number.

140163340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

140163340 is an abundant number, since it is smaller than the sum of its proper divisors (154565780).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

140163340 is a wasteful number, since it uses less digits than its factorization.

140163340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9201 (or 9199 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 140163340 is about 11839.0599288964. The cubic root of 140163340 is about 519.4512702693.

The spelling of 140163340 in words is "one hundred forty million, one hundred sixty-three thousand, three hundred forty".