53220514 has 8 divisors (see below), whose sum is σ = 80537580. Its totient is φ = 26374656.

The previous prime is 53220499. The next prime is 53220553. The reversal of 53220514 is 41502235.

It can be written as a sum of positive squares in 2 ways, for example, as 35200489 + 18020025 = 5933^2 + 4245^2 .

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

It is a super-2 number, since 2×53220514² = 5664846220848392, which contains 22 as substring.

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, 117519 + ... + 117970.

Almost surely, 2^53220514 is an apocalyptic number.

53220514 is a deficient number, since it is larger than the sum of its proper divisors (27317066).

53220514 is a wasteful number, since it uses less digits than its factorization.

53220514 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 235604.

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 53220514 is about 7295.2391324754. The cubic root of 53220514 is about 376.1488065371.

Adding to 53220514 its reverse (41502235), we get a palindrome (94722749).

The spelling of 53220514 in words is "fifty-three million, two hundred twenty thousand, five hundred fourteen".