5661763 has 4 divisors (see below), whose sum is σ = 5688808. Its totient is φ = 5634720.

The previous prime is 5661743. The next prime is 5661779. The reversal of 5661763 is 3671665.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5661763 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5661713) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13206 + ... + 13627.

It is an arithmetic number, because the mean of its divisors is an integer number (1422202).

Almost surely, 2^5661763 is an apocalyptic number.

5661763 is a deficient number, since it is larger than the sum of its proper divisors (27045).

5661763 is a wasteful number, since it uses less digits than its factorization.

5661763 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27044.

The product of its digits is 22680, while the sum is 34.

The square root of 5661763 is about 2379.4459439122. The cubic root of 5661763 is about 178.2312673784.

The spelling of 5661763 in words is "five million, six hundred sixty-one thousand, seven hundred sixty-three".