5479509 has 16 divisors (see below), whose sum is σ = 8386560. Its totient is φ = 3117360.

The previous prime is 5479501. The next prime is 5479517. The reversal of 5479509 is 9059745.

It is an interprime number because it is at equal distance from previous prime (5479501) and next prime (5479517).

It is not a de Polignac number, because 5479509 - 2³ = 5479501 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5479501) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6112 + ... + 6950.

It is an arithmetic number, because the mean of its divisors is an integer number (524160).

Almost surely, 2^5479509 is an apocalyptic number.

It is an amenable number.

5479509 is a deficient number, since it is larger than the sum of its proper divisors (2907051).

5479509 is a wasteful number, since it uses less digits than its factorization.

5479509 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1160.

The product of its (nonzero) digits is 56700, while the sum is 39.

The square root of 5479509 is about 2340.8351073922. The cubic root of 5479509 is about 176.2979307296.

The spelling of 5479509 in words is "five million, four hundred seventy-nine thousand, five hundred nine".