61300740 has 48 divisors (see below), whose sum is σ = 175835520. Its totient is φ = 15947520.

The previous prime is 61300721. The next prime is 61300763. The reversal of 61300740 is 4700316.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10000 + ... + 14919.

It is an arithmetic number, because the mean of its divisors is an integer number (3663240).

Almost surely, 2^61300740 is an apocalyptic number.

61300740 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

61300740 is an abundant number, since it is smaller than the sum of its proper divisors (114534780).

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

61300740 is a wasteful number, since it uses less digits than its factorization.

61300740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24972 (or 24970 counting only the distinct ones).

The product of its (nonzero) digits is 504, while the sum is 21.

The square root of 61300740 is about 7829.4789098637. The cubic root of 61300740 is about 394.2955772880.

The spelling of 61300740 in words is "sixty-one million, three hundred thousand, seven hundred forty".