61063810 has 32 divisors (see below), whose sum is σ = 113052672. Its totient is φ = 23736000.

The previous prime is 61063799. The next prime is 61063811. The reversal of 61063810 is 1836016.

It is a super-2 number, since 2×61063810² = 7457577783432200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (61063811) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 80935 + ... + 81685.

It is an arithmetic number, because the mean of its divisors is an integer number (3532896).

Almost surely, 2^61063810 is an apocalyptic number.

61063810 is a deficient number, since it is larger than the sum of its proper divisors (51988862).

61063810 is a wasteful number, since it uses less digits than its factorization.

61063810 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 978.

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 61063810 is about 7814.3336248205. Note that the first 3 decimals coincide. The cubic root of 61063810 is about 393.7869316161.

Adding to 61063810 its reverse (1836016), we get a palindrome (62899826).

The spelling of 61063810 in words is "sixty-one million, sixty-three thousand, eight hundred ten".