5651497 has 4 divisors (see below), whose sum is σ = 5983956. Its totient is φ = 5319040.

The previous prime is 5651479. The next prime is 5651501. The reversal of 5651497 is 7941565.

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

It can be written as a sum of positive squares in 2 ways, for example, as 4857616 + 793881 = 2204^2 + 891^2 .

It is a cyclic number.

It is not a de Polignac number, because 5651497 - 2⁷ = 5651369 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5651407) 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, 166204 + ... + 166237.

It is an arithmetic number, because the mean of its divisors is an integer number (1495989).

Almost surely, 2^5651497 is an apocalyptic number.

It is an amenable number.

5651497 is a deficient number, since it is larger than the sum of its proper divisors (332459).

5651497 is a wasteful number, since it uses less digits than its factorization.

5651497 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 332458.

The product of its digits is 37800, while the sum is 37.

The square root of 5651497 is about 2377.2877402620. The cubic root of 5651497 is about 178.1234782675.

The spelling of 5651497 in words is "five million, six hundred fifty-one thousand, four hundred ninety-seven".