61396368 has 120 divisors (see below), whose sum is σ = 180265248. Its totient is φ = 18004800.

The previous prime is 61396339. The next prime is 61396373. The reversal of 61396368 is 86369316.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1980513 + ... + 1980543.

Almost surely, 2^61396368 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 61396368, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (90132624).

61396368 is an abundant number, since it is smaller than the sum of its proper divisors (118868880).

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

61396368 is a wasteful number, since it uses less digits than its factorization.

61396368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106 (or 47 counting only the distinct ones).

The product of its digits is 139968, while the sum is 42.

The square root of 61396368 is about 7835.5834498779. The cubic root of 61396368 is about 394.5005019905.

The spelling of 61396368 in words is "sixty-one million, three hundred ninety-six thousand, three hundred sixty-eight".