64750152 has 64 divisors (see below), whose sum is σ = 173093760. Its totient is φ = 20134400.

The previous prime is 64750139. The next prime is 64750171. The reversal of 64750152 is 25105746.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21202 + ... + 24062.

It is an arithmetic number, because the mean of its divisors is an integer number (2704590).

Almost surely, 2^64750152 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 64750152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (86546880).

64750152 is an abundant number, since it is smaller than the sum of its proper divisors (108343608).

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

64750152 is a wasteful number, since it uses less digits than its factorization.

64750152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2934 (or 2930 counting only the distinct ones).

The product of its (nonzero) digits is 8400, while the sum is 30.

The square root of 64750152 is about 8046.7479145304. The cubic root of 64750152 is about 401.5567501294.

Adding to 64750152 its reverse (25105746), we get a palindrome (89855898).

The spelling of 64750152 in words is "sixty-four million, seven hundred fifty thousand, one hundred fifty-two".