61613304 has 32 divisors (see below), whose sum is σ = 163095120. Its totient is φ = 19329536.

The previous prime is 61613269. The next prime is 61613309. The reversal of 61613304 is 40331616.

61613304 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (24) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

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

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 75099 + ... + 75914.

Almost surely, 2^61613304 is an apocalyptic number.

It is an amenable number.

61613304 is an abundant number, since it is smaller than the sum of its proper divisors (101481816).

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

61613304 is a wasteful number, since it uses less digits than its factorization.

61613304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151039 (or 151035 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 24.

The square root of 61613304 is about 7849.4142456619. The cubic root of 61613304 is about 394.9645943803.

The spelling of 61613304 in words is "sixty-one million, six hundred thirteen thousand, three hundred four".