65323500 has 192 divisors, whose sum is σ = 215115264. Its totient is φ = 15264000.

The previous prime is 65323487. The next prime is 65323513. The reversal of 65323500 is 532356.

It is an interprime number because it is at equal distance from previous prime (65323487) and next prime (65323513).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 610447 + ... + 610553.

It is an arithmetic number, because the mean of its divisors is an integer number (1120392).

Almost surely, 2^65323500 is an apocalyptic number.

65323500 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 65323500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (107557632).

65323500 is an abundant number, since it is smaller than the sum of its proper divisors (149791764).

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

65323500 is a wasteful number, since it uses less digits than its factorization.

65323500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 177 (or 165 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 24.

The square root of 65323500 is about 8082.2954660171. The cubic root of 65323500 is about 402.7385004197.

Adding to 65323500 its reverse (532356), we get a palindrome (65855856).

The spelling of 65323500 in words is "sixty-five million, three hundred twenty-three thousand, five hundred".