207138414 has 48 divisors (see below), whose sum is σ = 494992512. Its totient is φ = 56603184.

The previous prime is 207138409. The next prime is 207138419. The reversal of 207138414 is 414831702.

It is an interprime number because it is at equal distance from previous prime (207138409) and next prime (207138419).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (207138419) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 17557 + ... + 26879.

It is an arithmetic number, because the mean of its divisors is an integer number (10312344).

Almost surely, 2^207138414 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 207138414, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (247496256).

207138414 is an abundant number, since it is smaller than the sum of its proper divisors (287854098).

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

207138414 is a wasteful number, since it uses less digits than its factorization.

207138414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9381 (or 9358 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 30.

The square root of 207138414 is about 14392.3039851165. The cubic root of 207138414 is about 591.6799901075.

The spelling of 207138414 in words is "two hundred seven million, one hundred thirty-eight thousand, four hundred fourteen".