5671973 has 4 divisors (see below), whose sum is σ = 5703840. Its totient is φ = 5640108.

The previous prime is 5671969. The next prime is 5671979. The reversal of 5671973 is 3791765.

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 5671973 - 2² = 5671969 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5671979) 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, 15665 + ... + 16022.

It is an arithmetic number, because the mean of its divisors is an integer number (1425960).

Almost surely, 2^5671973 is an apocalyptic number.

It is an amenable number.

5671973 is a deficient number, since it is larger than the sum of its proper divisors (31867).

5671973 is a wasteful number, since it uses less digits than its factorization.

5671973 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31866.

The product of its digits is 39690, while the sum is 38.

The square root of 5671973 is about 2381.5904349825. The cubic root of 5671973 is about 178.3383393554.

The spelling of 5671973 in words is "five million, six hundred seventy-one thousand, nine hundred seventy-three".