5273661 has 4 divisors (see below), whose sum is σ = 7031552. Its totient is φ = 3515772.

The previous prime is 5273657. The next prime is 5273663. The reversal of 5273661 is 1663725.

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 not a de Polignac number, because 5273661 - 2² = 5273657 is a prime.

It is a D-number.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5273663) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 878941 + ... + 878946.

It is an arithmetic number, because the mean of its divisors is an integer number (1757888).

Almost surely, 2^5273661 is an apocalyptic number.

It is an amenable number.

5273661 is a deficient number, since it is larger than the sum of its proper divisors (1757891).

5273661 is a wasteful number, since it uses less digits than its factorization.

5273661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1757890.

The product of its digits is 7560, while the sum is 30.

The square root of 5273661 is about 2296.4452965399. The cubic root of 5273661 is about 174.0620402364.

The spelling of 5273661 in words is "five million, two hundred seventy-three thousand, six hundred sixty-one".