52220004 has 24 divisors (see below), whose sum is σ = 121968000. Its totient is φ = 17389344.

The previous prime is 52219997. The next prime is 52220011. The reversal of 52220004 is 40002225.

It is an interprime number because it is at equal distance from previous prime (52219997) and next prime (52220011).

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 17622 + ... + 20370.

It is an arithmetic number, because the mean of its divisors is an integer number (5082000).

Almost surely, 2^52220004 is an apocalyptic number.

It is an amenable number.

52220004 is an abundant number, since it is smaller than the sum of its proper divisors (69747996).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

52220004 is a wasteful number, since it uses less digits than its factorization.

52220004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4339 (or 4337 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 15.

The square root of 52220004 is about 7226.3409828211. The cubic root of 52220004 is about 373.7767644133.

Adding to 52220004 its reverse (40002225), we get a palindrome (92222229).

The spelling of 52220004 in words is "fifty-two million, two hundred twenty thousand, four".