64342500 has 120 divisors (see below), whose sum is σ = 196287168. Its totient is φ = 16368000.

The previous prime is 64342427. The next prime is 64342511. The reversal of 64342500 is 524346.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 172314 + ... + 172686.

Almost surely, 2^64342500 is an apocalyptic number.

64342500 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 64342500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (98143584).

64342500 is an abundant number, since it is smaller than the sum of its proper divisors (131944668).

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

64342500 is a wasteful number, since it uses less digits than its factorization.

64342500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 423 (or 406 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 64342500 is about 8021.3776871557. The cubic root of 64342500 is about 400.7122725833.

Adding to 64342500 its reverse (524346), we get a palindrome (64866846).

The spelling of 64342500 in words is "sixty-four million, three hundred forty-two thousand, five hundred".