61613306 has 8 divisors (see below), whose sum is σ = 95401344. Its totient is φ = 29812860.

The previous prime is 61613269. The next prime is 61613309. The reversal of 61613306 is 60331616.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (61613309) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 496820 + ... + 496943.

It is an arithmetic number, because the mean of its divisors is an integer number (11925168).

Almost surely, 2^61613306 is an apocalyptic number.

61613306 is a deficient number, since it is larger than the sum of its proper divisors (33788038).

61613306 is a wasteful number, since it uses less digits than its factorization.

61613306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 993796.

The product of its (nonzero) digits is 1944, while the sum is 26.

The square root of 61613306 is about 7849.4143730599. The cubic root of 61613306 is about 394.9645986539.

The spelling of 61613306 in words is "sixty-one million, six hundred thirteen thousand, three hundred six".