61034566 has 4 divisors (see below), whose sum is σ = 91551852. Its totient is φ = 30517282.

The previous prime is 61034557. The next prime is 61034569. The reversal of 61034566 is 66543016.

It is a semiprime because it is the product of two primes.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61034569) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15258640 + ... + 15258643.

It is an arithmetic number, because the mean of its divisors is an integer number (22887963).

Almost surely, 2^61034566 is an apocalyptic number.

61034566 is a deficient number, since it is larger than the sum of its proper divisors (30517286).

61034566 is a wasteful number, since it uses less digits than its factorization.

61034566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30517285.

The product of its (nonzero) digits is 12960, while the sum is 31.

The square root of 61034566 is about 7812.4622239087. The cubic root of 61034566 is about 393.7240588940.

The spelling of 61034566 in words is "sixty-one million, thirty-four thousand, five hundred sixty-six".