61300580 has 24 divisors (see below), whose sum is σ = 140434560. Its totient is φ = 22291040.

The previous prime is 61300573. The next prime is 61300627. The reversal of 61300580 is 8500316.

It is a super-2 number, since 2×61300580² = 7515522216672800, which contains 22 as substring.

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, 139100 + ... + 139539.

It is an arithmetic number, because the mean of its divisors is an integer number (5851440).

Almost surely, 2^61300580 is an apocalyptic number.

It is an amenable number.

61300580 is an abundant number, since it is smaller than the sum of its proper divisors (79133980).

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

61300580 is a wasteful number, since it uses less digits than its factorization.

61300580 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 278659 (or 278657 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 61300580 is about 7829.4686920633. The cubic root of 61300580 is about 394.2952342397.

Adding to 61300580 its reverse (8500316), we get a palindrome (69800896).

The spelling of 61300580 in words is "sixty-one million, three hundred thousand, five hundred eighty".