5221907 has 4 divisors (see below), whose sum is σ = 5529096. Its totient is φ = 4914720.

The previous prime is 5221891. The next prime is 5221927. The reversal of 5221907 is 7091225.

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 5221907 - 2⁴ = 5221891 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5221927) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 153569 + ... + 153602.

It is an arithmetic number, because the mean of its divisors is an integer number (1382274).

Almost surely, 2^5221907 is an apocalyptic number.

5221907 is a deficient number, since it is larger than the sum of its proper divisors (307189).

5221907 is a wasteful number, since it uses less digits than its factorization.

5221907 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 307188.

The product of its (nonzero) digits is 1260, while the sum is 26.

The square root of 5221907 is about 2285.1492292627. The cubic root of 5221907 is about 173.4907712399.

The spelling of 5221907 in words is "five million, two hundred twenty-one thousand, nine hundred seven".