61705763 has 8 divisors (see below), whose sum is σ = 70712928. Its totient is φ = 52746624.

The previous prime is 61705753. The next prime is 61705771. The reversal of 61705763 is 36750716.

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

It is not a de Polignac number, because 61705763 - 2¹⁰ = 61704739 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (61705703) 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, 9206 + ... + 14427.

It is an arithmetic number, because the mean of its divisors is an integer number (8839116).

Almost surely, 2^61705763 is an apocalyptic number.

61705763 is a deficient number, since it is larger than the sum of its proper divisors (9007165).

61705763 is a wasteful number, since it uses less digits than its factorization.

61705763 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24013.

The product of its (nonzero) digits is 26460, while the sum is 35.

The square root of 61705763 is about 7855.3015855535. The cubic root of 61705763 is about 395.1620613642.

The spelling of 61705763 in words is "sixty-one million, seven hundred five thousand, seven hundred sixty-three".