65534130 has 128 divisors (see below), whose sum is σ = 186416640. Its totient is φ = 16346880.

The previous prime is 65534111. The next prime is 65534239. The reversal of 65534130 is 3143556.

65534130 is a `hidden beast` number, since 655 + 3 + 4 + 1 + 3 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 65534094 and 65534103.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 378724 + ... + 378896.

It is an arithmetic number, because the mean of its divisors is an integer number (1456380).

Almost surely, 2^65534130 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 65534130, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (93208320).

65534130 is an abundant number, since it is smaller than the sum of its proper divisors (120882510).

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

65534130 is a wasteful number, since it uses less digits than its factorization.

65534130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 273 (or 267 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 27.

The square root of 65534130 is about 8095.3153119567. The cubic root of 65534130 is about 403.1709012092.

Adding to 65534130 its reverse (3143556), we get a palindrome (68677686).

The spelling of 65534130 in words is "sixty-five million, five hundred thirty-four thousand, one hundred thirty".