61384330 has 32 divisors (see below), whose sum is σ = 126561024. Its totient is φ = 20998656.

The previous prime is 61384321. The next prime is 61384381. The reversal of 61384330 is 3348316.

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, 46459 + ... + 47761.

It is an arithmetic number, because the mean of its divisors is an integer number (3955032).

Almost surely, 2^61384330 is an apocalyptic number.

61384330 is an abundant number, since it is smaller than the sum of its proper divisors (65176694).

61384330 is a wasteful number, since it uses less digits than its factorization.

61384330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1990.

The product of its (nonzero) digits is 5184, while the sum is 28.

The square root of 61384330 is about 7834.8152498958. The cubic root of 61384330 is about 394.4747170371.

The spelling of 61384330 in words is "sixty-one million, three hundred eighty-four thousand, three hundred thirty".