65232750 has 64 divisors (see below), whose sum is σ = 177645312. Its totient is φ = 15812000.

The previous prime is 65232743. The next prime is 65232779. The reversal of 65232750 is 5723256.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4297 + ... + 12203.

It is an arithmetic number, because the mean of its divisors is an integer number (2775708).

Almost surely, 2^65232750 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 65232750, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (88822656).

65232750 is an abundant number, since it is smaller than the sum of its proper divisors (112412562).

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

65232750 is a wasteful number, since it uses less digits than its factorization.

65232750 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7938 (or 7928 counting only the distinct ones).

The product of its (nonzero) digits is 12600, while the sum is 30.

The square root of 65232750 is about 8076.6793919283. The cubic root of 65232750 is about 402.5519138831.

The spelling of 65232750 in words is "sixty-five million, two hundred thirty-two thousand, seven hundred fifty".