65189376 has 240 divisors, whose sum is σ = 224699904. Its totient is φ = 17805312.

The previous prime is 65189353. The next prime is 65189381. The reversal of 65189376 is 67398156.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1386985 + ... + 1387031.

Almost surely, 2^65189376 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 65189376, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (112349952).

65189376 is an abundant number, since it is smaller than the sum of its proper divisors (159510528).

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

65189376 is a wasteful number, since it uses less digits than its factorization.

65189376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121 (or 102 counting only the distinct ones).

The product of its digits is 272160, while the sum is 45.

The square root of 65189376 is about 8073.9938072803. The cubic root of 65189376 is about 402.4626736473.

The spelling of 65189376 in words is "sixty-five million, one hundred eighty-nine thousand, three hundred seventy-six".