5509894 has 16 divisors (see below), whose sum is σ = 9025632. Its totient is φ = 2507328.

The previous prime is 5509883. The next prime is 5509897. The reversal of 5509894 is 4989055.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5509897) 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, 447 + ... + 3349.

It is an arithmetic number, because the mean of its divisors is an integer number (564102).

Almost surely, 2^5509894 is an apocalyptic number.

5509894 is a deficient number, since it is larger than the sum of its proper divisors (3515738).

5509894 is a wasteful number, since it uses less digits than its factorization.

5509894 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2991.

The product of its (nonzero) digits is 64800, while the sum is 40.

The square root of 5509894 is about 2347.3163399934. The cubic root of 5509894 is about 176.6231996223.

The spelling of 5509894 in words is "five million, five hundred nine thousand, eight hundred ninety-four".