61193064 has 64 divisors (see below), whose sum is σ = 169050240. Its totient is φ = 18360320.

The previous prime is 61193063. The next prime is 61193117. The reversal of 61193064 is 46039116.

It is not an unprimeable number, because it can be changed into a prime (61193063) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6124 + ... + 12644.

It is an arithmetic number, because the mean of its divisors is an integer number (2641410).

Almost surely, 2^61193064 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 61193064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (84525120).

61193064 is an abundant number, since it is smaller than the sum of its proper divisors (107857176).

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

61193064 is a wasteful number, since it uses less digits than its factorization.

61193064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6570 (or 6566 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 30.

The square root of 61193064 is about 7822.5995679186. The cubic root of 61193064 is about 394.0645792433.

The spelling of 61193064 in words is "sixty-one million, one hundred ninety-three thousand, sixty-four".