61916552 has 16 divisors (see below), whose sum is σ = 121141440. Its totient is φ = 29612176.

The previous prime is 61916551. The next prime is 61916581. The reversal of 61916552 is 25561916.

It is not an unprimeable number, because it can be changed into a prime (61916551) 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 3 ways as a sum of consecutive naturals, for example, 168068 + ... + 168435.

It is an arithmetic number, because the mean of its divisors is an integer number (7571340).

Almost surely, 2^61916552 is an apocalyptic number.

It is an amenable number.

61916552 is a deficient number, since it is larger than the sum of its proper divisors (59224888).

61916552 is a wasteful number, since it uses less digits than its factorization.

61916552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 336532 (or 336528 counting only the distinct ones).

The product of its digits is 16200, while the sum is 35.

The square root of 61916552 is about 7868.7071364996. The cubic root of 61916552 is about 395.6115123510.

It can be divided in two parts, 619 and 16552, that added together give a palindrome (17171).

The spelling of 61916552 in words is "sixty-one million, nine hundred sixteen thousand, five hundred fifty-two".