207460140 has 48 divisors (see below), whose sum is σ = 589569792. Its totient is φ = 54495936.

The previous prime is 207460133. The next prime is 207460151. The reversal of 207460140 is 41064702.

It is a self number, because there is not a number n which added to its sum of digits gives 207460140.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21784 + ... + 29823.

It is an arithmetic number, because the mean of its divisors is an integer number (12282704).

Almost surely, 2^207460140 is an apocalyptic number.

207460140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

207460140 is an abundant number, since it is smaller than the sum of its proper divisors (382109652).

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

207460140 is a wasteful number, since it uses less digits than its factorization.

207460140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51686 (or 51684 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 24.

The square root of 207460140 is about 14403.4766636392. The cubic root of 207460140 is about 591.9861627822.

The spelling of 207460140 in words is "two hundred seven million, four hundred sixty thousand, one hundred forty".