5641497 has 6 divisors (see below), whose sum is σ = 8148842. Its totient is φ = 3760992.

The previous prime is 5641459. The next prime is 5641529. The reversal of 5641497 is 7941465.

5641497 is a `hidden beast` number, since 5 + 641 + 4 + 9 + 7 = 666.

It can be written as a sum of positive squares in only one way, i.e., 5433561 + 207936 = 2331^2 + 456^2 .

It is not a de Polignac number, because 5641497 - 2⁷ = 5641369 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5641897) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 313408 + ... + 313425.

Almost surely, 2^5641497 is an apocalyptic number.

It is an amenable number.

5641497 is a deficient number, since it is larger than the sum of its proper divisors (2507345).

5641497 is a wasteful number, since it uses less digits than its factorization.

5641497 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 626839 (or 626836 counting only the distinct ones).

The product of its digits is 30240, while the sum is 36.

The square root of 5641497 is about 2375.1835718529. The cubic root of 5641497 is about 178.0183564792.

Subtracting 5641497 from its reverse (7941465), we obtain a cube (2299968 = 132³).

The spelling of 5641497 in words is "five million, six hundred forty-one thousand, four hundred ninety-seven".