65909414 has 4 divisors (see below), whose sum is σ = 98864124. Its totient is φ = 32954706.

The previous prime is 65909413. The next prime is 65909447. The reversal of 65909414 is 41490956.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65909413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16477352 + ... + 16477355.

It is an arithmetic number, because the mean of its divisors is an integer number (24716031).

Almost surely, 2^65909414 is an apocalyptic number.

65909414 is a deficient number, since it is larger than the sum of its proper divisors (32954710).

65909414 is a wasteful number, since it uses less digits than its factorization.

65909414 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32954709.

The product of its (nonzero) digits is 38880, while the sum is 38.

The square root of 65909414 is about 8118.4613074153. The cubic root of 65909414 is about 403.9390286381.

The spelling of 65909414 in words is "sixty-five million, nine hundred nine thousand, four hundred fourteen".