61334530 has 32 divisors (see below), whose sum is σ = 115831296. Its totient is φ = 23356224.

The previous prime is 61334519. The next prime is 61334531. The reversal of 61334530 is 3543316.

It is a junction number, because it is equal to n+sod(n) for n = 61334495 and 61334504.

It is not an unprimeable number, because it can be changed into a prime (61334531) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15627 + ... + 19153.

It is an arithmetic number, because the mean of its divisors is an integer number (3619728).

Almost surely, 2^61334530 is an apocalyptic number.

61334530 is a deficient number, since it is larger than the sum of its proper divisors (54496766).

61334530 is a wasteful number, since it uses less digits than its factorization.

61334530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3618.

The product of its (nonzero) digits is 3240, while the sum is 25.

The square root of 61334530 is about 7831.6364828815. The cubic root of 61334530 is about 394.3680114343.

Adding to 61334530 its reverse (3543316), we get a palindrome (64877846).

The spelling of 61334530 in words is "sixty-one million, three hundred thirty-four thousand, five hundred thirty".