5521407 has 4 divisors (see below), whose sum is σ = 7361880. Its totient is φ = 3680936.

The previous prime is 5521393. The next prime is 5521427. The reversal of 5521407 is 7041255.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 5521407 - 2⁴ = 5521391 is a prime.

It is a D-number.

It is a zygodrome in base 4.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5521427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 920232 + ... + 920237.

It is an arithmetic number, because the mean of its divisors is an integer number (1840470).

Almost surely, 2^5521407 is an apocalyptic number.

5521407 is a deficient number, since it is larger than the sum of its proper divisors (1840473).

5521407 is a wasteful number, since it uses less digits than its factorization.

5521407 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1840472.

The product of its (nonzero) digits is 1400, while the sum is 24.

The square root of 5521407 is about 2349.7674353008. The cubic root of 5521407 is about 176.7461329142.

The spelling of 5521407 in words is "five million, five hundred twenty-one thousand, four hundred seven".