5521907 has 4 divisors (see below), whose sum is σ = 5588520. Its totient is φ = 5455296.

The previous prime is 5521891. The next prime is 5521927. The reversal of 5521907 is 7091255.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7091255 = 5 ⋅1418251.

It is a cyclic number.

It is not a de Polignac number, because 5521907 - 2⁴ = 5521891 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5521907.

It is not an unprimeable number, because it can be changed into a prime (5521927) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33182 + ... + 33347.

It is an arithmetic number, because the mean of its divisors is an integer number (1397130).

Almost surely, 2^5521907 is an apocalyptic number.

5521907 is a deficient number, since it is larger than the sum of its proper divisors (66613).

5521907 is an equidigital number, since it uses as much as digits as its factorization.

5521907 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66612.

The product of its (nonzero) digits is 3150, while the sum is 29.

The square root of 5521907 is about 2349.8738264000. The cubic root of 5521907 is about 176.7514679311.

The spelling of 5521907 in words is "five million, five hundred twenty-one thousand, nine hundred seven".