4640187324 has 12 divisors (see below), whose sum is σ = 10827103784. Its totient is φ = 1546729104.

The previous prime is 4640187317. The next prime is 4640187329. The reversal of 4640187324 is 4237810464.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4640187329) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 193341127 + ... + 193341150.

Almost surely, 2^4640187324 is an apocalyptic number.

It is an amenable number.

4640187324 is an abundant number, since it is smaller than the sum of its proper divisors (6186916460).

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

4640187324 is a wasteful number, since it uses less digits than its factorization.

4640187324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 386682284 (or 386682282 counting only the distinct ones).

The product of its (nonzero) digits is 129024, while the sum is 39.

The square root of 4640187324 is about 68118.9204553331. The cubic root of 4640187324 is about 1667.9326281526.

Adding to 4640187324 its reverse (4237810464), we get a palindrome (8877997788).

The spelling of 4640187324 in words is "four billion, six hundred forty million, one hundred eighty-seven thousand, three hundred twenty-four".