5616451 has 4 divisors (see below), whose sum is σ = 5637600. Its totient is φ = 5595304.

The previous prime is 5616449. The next prime is 5616469. The reversal of 5616451 is 1546165.

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

It is a cyclic number.

It is not a de Polignac number, because 5616451 - 2¹ = 5616449 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5616431) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10171 + ... + 10708.

It is an arithmetic number, because the mean of its divisors is an integer number (1409400).

Almost surely, 2^5616451 is an apocalyptic number.

5616451 is a deficient number, since it is larger than the sum of its proper divisors (21149).

5616451 is a wasteful number, since it uses less digits than its factorization.

5616451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21148.

The product of its digits is 3600, while the sum is 28.

The square root of 5616451 is about 2369.9052723685. The cubic root of 5616451 is about 177.7545221171.

The spelling of 5616451 in words is "five million, six hundred sixteen thousand, four hundred fifty-one".