64730324 has 6 divisors (see below), whose sum is σ = 113278074. Its totient is φ = 32365160.

The previous prime is 64730293. The next prime is 64730329. The reversal of 64730324 is 42303746.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 32604100 + 32126224 = 5710^2 + 5668^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64730329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8091287 + ... + 8091294.

It is an arithmetic number, because the mean of its divisors is an integer number (18879679).

Almost surely, 2^64730324 is an apocalyptic number.

It is an amenable number.

64730324 is a deficient number, since it is larger than the sum of its proper divisors (48547750).

64730324 is a wasteful number, since it uses less digits than its factorization.

64730324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16182585 (or 16182583 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 29.

The square root of 64730324 is about 8045.5157696695. The cubic root of 64730324 is about 401.5157572778.

The spelling of 64730324 in words is "sixty-four million, seven hundred thirty thousand, three hundred twenty-four".