209413414 has 16 divisors (see below), whose sum is σ = 368697888. Its totient is φ = 87322752.

The previous prime is 209413411. The next prime is 209413417. The reversal of 209413414 is 414314902.

It is an interprime number because it is at equal distance from previous prime (209413411) and next prime (209413417).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (209413411) 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, 201619 + ... + 202654.

It is an arithmetic number, because the mean of its divisors is an integer number (23043618).

Almost surely, 2^209413414 is an apocalyptic number.

209413414 is a deficient number, since it is larger than the sum of its proper divisors (159284474).

209413414 is a wasteful number, since it uses less digits than its factorization.

209413414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 404319.

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 209413414 is about 14471.1234532776. The cubic root of 209413414 is about 593.8382472122.

The spelling of 209413414 in words is "two hundred nine million, four hundred thirteen thousand, four hundred fourteen".