61262616 has 128 divisors (see below), whose sum is σ = 171072000. Its totient is φ = 18213888.

The previous prime is 61262609. The next prime is 61262627. The reversal of 61262616 is 61626216.

61262616 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 688300 + ... + 688388.

It is an arithmetic number, because the mean of its divisors is an integer number (1336500).

Almost surely, 2^61262616 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 61262616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (85536000).

61262616 is an abundant number, since it is smaller than the sum of its proper divisors (109809384).

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

61262616 is a wasteful number, since it uses less digits than its factorization.

61262616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 193 (or 189 counting only the distinct ones).

The product of its digits is 5184, while the sum is 30.

The square root of 61262616 is about 7827.0438864235. The cubic root of 61262616 is about 394.2138205702.

The spelling of 61262616 in words is "sixty-one million, two hundred sixty-two thousand, six hundred sixteen".