65332149 has 8 divisors (see below), whose sum is σ = 87745920. Its totient is φ = 43236576.

The previous prime is 65332129. The next prime is 65332151. The reversal of 65332149 is 94123356.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 65332149 - 2¹¹ = 65330101 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65332109) 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, 79069 + ... + 79890.

It is an arithmetic number, because the mean of its divisors is an integer number (10968240).

Almost surely, 2^65332149 is an apocalyptic number.

It is an amenable number.

65332149 is a deficient number, since it is larger than the sum of its proper divisors (22413771).

65332149 is a wasteful number, since it uses less digits than its factorization.

65332149 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159099.

The product of its digits is 19440, while the sum is 33.

The square root of 65332149 is about 8082.8305066975. The cubic root of 65332149 is about 402.7562741743.

The spelling of 65332149 in words is "sixty-five million, three hundred thirty-two thousand, one hundred forty-nine".