52662219 has 8 divisors (see below), whose sum is σ = 70312080. Its totient is φ = 35060256.

The previous prime is 52662199. The next prime is 52662227. The reversal of 52662219 is 91226625.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 52662219 - 2⁵ = 52662187 is a prime.

It is a super-2 number, since 2×52662219² = 5546618620007922, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 52662219.

It is not an unprimeable number, because it can be changed into a prime (52662619) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9324 + ... + 13865.

It is an arithmetic number, because the mean of its divisors is an integer number (8789010).

Almost surely, 2^52662219 is an apocalyptic number.

52662219 is a deficient number, since it is larger than the sum of its proper divisors (17649861).

52662219 is a wasteful number, since it uses less digits than its factorization.

52662219 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23949.

The product of its digits is 12960, while the sum is 33.

The square root of 52662219 is about 7256.8739137455. The cubic root of 52662219 is about 374.8288854870.

The spelling of 52662219 in words is "fifty-two million, six hundred sixty-two thousand, two hundred nineteen".