5509784 has 16 divisors (see below), whose sum is σ = 11806800. Its totient is φ = 2361312.

The previous prime is 5509783. The next prime is 5509859. The reversal of 5509784 is 4879055.

5509784 = T₂₅₆ + T₂₅₇ + ... + T₃₆₇.

5509784 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5509783) 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, 49139 + ... + 49250.

It is an arithmetic number, because the mean of its divisors is an integer number (737925).

Almost surely, 2^5509784 is an apocalyptic number.

It is an amenable number.

5509784 is an abundant number, since it is smaller than the sum of its proper divisors (6297016).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5509784 is a wasteful number, since it uses less digits than its factorization.

5509784 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98402 (or 98398 counting only the distinct ones).

The product of its (nonzero) digits is 50400, while the sum is 38.

The square root of 5509784 is about 2347.2929088633. The cubic root of 5509784 is about 176.6220242409.

The spelling of 5509784 in words is "five million, five hundred nine thousand, seven hundred eighty-four".