207075340 has 12 divisors (see below), whose sum is σ = 434858256. Its totient is φ = 82830128.

The previous prime is 207075329. The next prime is 207075343. The reversal of 207075340 is 43570702.

It is a super-2 number, since 2×207075340² = 85760392872231200, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 207075299 and 207075308.

It is not an unprimeable number, because it can be changed into a prime (207075343) 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, 5176864 + ... + 5176903.

It is an arithmetic number, because the mean of its divisors is an integer number (36238188).

Almost surely, 2^207075340 is an apocalyptic number.

207075340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

207075340 is an abundant number, since it is smaller than the sum of its proper divisors (227782916).

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

207075340 is a wasteful number, since it uses less digits than its factorization.

207075340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10353776 (or 10353774 counting only the distinct ones).

The product of its (nonzero) digits is 5880, while the sum is 28.

The square root of 207075340 is about 14390.1125777389. The cubic root of 207075340 is about 591.6199281557.

The spelling of 207075340 in words is "two hundred seven million, seventy-five thousand, three hundred forty".