65380600 has 24 divisors (see below), whose sum is σ = 152010360. Its totient is φ = 26152160.

The previous prime is 65380583. The next prime is 65380603. The reversal of 65380600 is 608356.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65380603) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 163252 + ... + 163651.

It is an arithmetic number, because the mean of its divisors is an integer number (6333765).

Almost surely, 2^65380600 is an apocalyptic number.

It is an amenable number.

65380600 is an abundant number, since it is smaller than the sum of its proper divisors (86629760).

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

65380600 is a wasteful number, since it uses less digits than its factorization.

65380600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 326919 (or 326910 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 65380600 is about 8085.8271067344. The cubic root of 65380600 is about 402.8558123170.

Adding to 65380600 its reverse (608356), we get a palindrome (65988956).

The spelling of 65380600 in words is "sixty-five million, three hundred eighty thousand, six hundred".