65000542 has 16 divisors (see below), whose sum is σ = 101327760. Its totient is φ = 31235008.

The previous prime is 65000473. The next prime is 65000549. The reversal of 65000542 is 24500056.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65000549) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10698 + ... + 15634.

It is an arithmetic number, because the mean of its divisors is an integer number (6332985).

Almost surely, 2^65000542 is an apocalyptic number.

65000542 is the 6583-rd pentagonal number.

65000542 is a deficient number, since it is larger than the sum of its proper divisors (36327218).

65000542 is a wasteful number, since it uses less digits than its factorization.

65000542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5195.

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 65000542 is about 8062.2913616416. The cubic root of 65000542 is about 402.0736934114.

Adding to 65000542 its reverse (24500056), we get a palindrome (89500598).

It can be divided in two parts, 6500054 and 2, that added together give a palindrome (6500056).

The spelling of 65000542 in words is "sixty-five million, five hundred forty-two", and thus it is an aban number.