5661073 has 4 divisors (see below), whose sum is σ = 6175728. Its totient is φ = 5146420.

The previous prime is 5661067. The next prime is 5661083. The reversal of 5661073 is 3701665.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 5661073 - 2⁵ = 5661041 is a prime.

It is a super-2 number, since 2×5661073² = 64095495022658, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5661083) 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, 257311 + ... + 257332.

It is an arithmetic number, because the mean of its divisors is an integer number (1543932).

Almost surely, 2^5661073 is an apocalyptic number.

It is an amenable number.

5661073 is a deficient number, since it is larger than the sum of its proper divisors (514655).

5661073 is a wasteful number, since it uses less digits than its factorization.

5661073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 514654.

The product of its (nonzero) digits is 3780, while the sum is 28.

The square root of 5661073 is about 2379.3009477576. The cubic root of 5661073 is about 178.2240267262.

The spelling of 5661073 in words is "five million, six hundred sixty-one thousand, seventy-three".