5591019 has 8 divisors (see below), whose sum is σ = 8519680. Its totient is φ = 3194856.

The previous prime is 5591009. The next prime is 5591021. The reversal of 5591019 is 9101955.

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

It is not a de Polignac number, because 5591019 - 2⁵ = 5590987 is a prime.

It is a super-2 number, since 2×5591019² = 62518986916722, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5591009) 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, 133099 + ... + 133140.

It is an arithmetic number, because the mean of its divisors is an integer number (1064960).

Almost surely, 2^5591019 is an apocalyptic number.

5591019 is a deficient number, since it is larger than the sum of its proper divisors (2928661).

5591019 is a wasteful number, since it uses less digits than its factorization.

5591019 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 266249.

The product of its (nonzero) digits is 2025, while the sum is 30.

The square root of 5591019 is about 2364.5335692267. The cubic root of 5591019 is about 177.4858178181.

The spelling of 5591019 in words is "five million, five hundred ninety-one thousand, nineteen".