61066724 has 24 divisors (see below), whose sum is σ = 112103040. Its totient is φ = 29072736.

The previous prime is 61066717. The next prime is 61066729. The reversal of 61066724 is 42766016.

It is not an unprimeable number, because it can be changed into a prime (61066729) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2567 + ... + 11345.

It is an arithmetic number, because the mean of its divisors is an integer number (4670960).

Almost surely, 2^61066724 is an apocalyptic number.

It is an amenable number.

61066724 is a deficient number, since it is larger than the sum of its proper divisors (51036316).

61066724 is a wasteful number, since it uses less digits than its factorization.

61066724 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8867 (or 8865 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 32.

The square root of 61066724 is about 7814.5200748351. The cubic root of 61066724 is about 393.7931954291.

The spelling of 61066724 in words is "sixty-one million, sixty-six thousand, seven hundred twenty-four".