61302976 has 56 divisors (see below), whose sum is σ = 139943840. Its totient is φ = 26099712.

The previous prime is 61302953. The next prime is 61303001. The reversal of 61302976 is 67920316.

It is a tau number, because it is divible by the number of its divisors (56).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 86110 + ... + 86818.

Almost surely, 2^61302976 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 61302976, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (69971920).

61302976 is an abundant number, since it is smaller than the sum of its proper divisors (78640864).

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

61302976 is a wasteful number, since it uses less digits than its factorization.

61302976 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 921 (or 911 counting only the distinct ones).

The product of its (nonzero) digits is 13608, while the sum is 34.

The square root of 61302976 is about 7829.6217022280. The cubic root of 61302976 is about 394.3003713258.

The spelling of 61302976 in words is "sixty-one million, three hundred two thousand, nine hundred seventy-six".