61704067 has 8 divisors (see below), whose sum is σ = 65458800. Its totient is φ = 57963264.

The previous prime is 61704023. The next prime is 61704073. The reversal of 61704067 is 76040716.

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

It is a cyclic number.

It is not a de Polignac number, because 61704067 - 2¹⁵ = 61671299 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (61704967) 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, 6484 + ... + 12862.

It is an arithmetic number, because the mean of its divisors is an integer number (8182350).

Almost surely, 2^61704067 is an apocalyptic number.

61704067 is a deficient number, since it is larger than the sum of its proper divisors (3754733).

61704067 is a wasteful number, since it uses less digits than its factorization.

61704067 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6965.

The product of its (nonzero) digits is 7056, while the sum is 31.

The square root of 61704067 is about 7855.1936322410. The cubic root of 61704067 is about 395.1584409514.

The spelling of 61704067 in words is "sixty-one million, seven hundred four thousand, sixty-seven".