5497551 has 20 divisors (see below), whose sum is σ = 8343192. Its totient is φ = 3606768.

The previous prime is 5497523. The next prime is 5497573. The reversal of 5497551 is 1557945.

It is not a de Polignac number, because 5497551 - 2⁵ = 5497519 is a prime.

5497551 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5497351) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 4921 + ... + 5933.

Almost surely, 2^5497551 is an apocalyptic number.

5497551 is a deficient number, since it is larger than the sum of its proper divisors (2845641).

5497551 is a wasteful number, since it uses less digits than its factorization.

5497551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1092 (or 1083 counting only the distinct ones).

The product of its digits is 31500, while the sum is 36.

The square root of 5497551 is about 2344.6856932220. The cubic root of 5497551 is about 176.4912134128.

It can be divided in two parts, 549 and 7551, that added together give a square (8100 = 90²).

The spelling of 5497551 in words is "five million, four hundred ninety-seven thousand, five hundred fifty-one".