61750006 has 8 divisors (see below), whose sum is σ = 93580200. Its totient is φ = 30556608.

The previous prime is 61749997. The next prime is 61750027. The reversal of 61750006 is 60005716.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 158956 + ... + 159343.

It is an arithmetic number, because the mean of its divisors is an integer number (11697525).

Almost surely, 2^61750006 is an apocalyptic number.

61750006 is a deficient number, since it is larger than the sum of its proper divisors (31830194).

61750006 is a wasteful number, since it uses less digits than its factorization.

61750006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 318398.

The product of its (nonzero) digits is 1260, while the sum is 25.

The square root of 61750006 is about 7858.1172045217. The cubic root of 61750006 is about 395.2564824654.

The spelling of 61750006 in words is "sixty-one million, seven hundred fifty thousand, six".