52222069 has 16 divisors (see below), whose sum is σ = 55883520. Its totient is φ = 48711040.

The previous prime is 52222063. The next prime is 52222087. The reversal of 52222069 is 96022225.

It is a cyclic number.

It is not a de Polignac number, because 52222069 - 2⁷ = 52221941 is a prime.

It is a super-2 number, since 2×52222069² = 5454288981281522, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52222063) 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, 198432 + ... + 198694.

It is an arithmetic number, because the mean of its divisors is an integer number (3492720).

Almost surely, 2^52222069 is an apocalyptic number.

It is an amenable number.

52222069 is a deficient number, since it is larger than the sum of its proper divisors (3661451).

52222069 is a wasteful number, since it uses less digits than its factorization.

52222069 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 500.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 52222069 is about 7226.4838614640. The cubic root of 52222069 is about 373.7816912535.

The spelling of 52222069 in words is "fifty-two million, two hundred twenty-two thousand, sixty-nine".