53092218 has 8 divisors (see below), whose sum is σ = 106184448. Its totient is φ = 17697404.

The previous prime is 53092201. The next prime is 53092267. The reversal of 53092218 is 81229035.

It is a happy number.

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

53092218 is an admirable number.

It is a super-2 number, since 2×53092218² = 5637567224319048, which contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4424346 + ... + 4424357.

It is an arithmetic number, because the mean of its divisors is an integer number (13273056).

Almost surely, 2^53092218 is an apocalyptic number.

53092218 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

53092218 is a wasteful number, since it uses less digits than its factorization.

53092218 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8848708.

The product of its (nonzero) digits is 4320, while the sum is 30.

The square root of 53092218 is about 7286.4406948798. The cubic root of 53092218 is about 375.8463090370.

The spelling of 53092218 in words is "fifty-three million, ninety-two thousand, two hundred eighteen".