5557811 has 8 divisors (see below), whose sum is σ = 6392064. Its totient is φ = 4733640.

The previous prime is 5557787. The next prime is 5557813. The reversal of 5557811 is 1187555.

It is a happy number.

5557811 is digitally balanced in base 8, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5557811 - 2¹⁴ = 5541427 is a prime.

It is a super-2 number, since 2×5557811² = 61778526223442, which contains 22 as substring.

5557811 is strictly pandigital in base 8.

It is not an unprimeable number, because it can be changed into a prime (5557813) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1295 + ... + 3576.

It is an arithmetic number, because the mean of its divisors is an integer number (799008).

Almost surely, 2^5557811 is an apocalyptic number.

5557811 is a deficient number, since it is larger than the sum of its proper divisors (834253).

5557811 is a wasteful number, since it uses less digits than its factorization.

5557811 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5041.

The product of its digits is 7000, while the sum is 32.

The square root of 5557811 is about 2357.5010074229. The cubic root of 5557811 is about 177.1337259614.

The spelling of 5557811 in words is "five million, five hundred fifty-seven thousand, eight hundred eleven".