53017302 has 16 divisors (see below), whose sum is σ = 114191280. Its totient is φ = 16312992.

The previous prime is 53017297. The next prime is 53017303. The reversal of 53017302 is 20371035.

It is a happy number.

It is a super-2 number, since 2×53017302² = 5621668622718408, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53017303) 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, 339777 + ... + 339932.

It is an arithmetic number, because the mean of its divisors is an integer number (7136955).

Almost surely, 2^53017302 is an apocalyptic number.

53017302 is an abundant number, since it is smaller than the sum of its proper divisors (61173978).

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

53017302 is a wasteful number, since it uses less digits than its factorization.

53017302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 679727.

The product of its (nonzero) digits is 630, while the sum is 21.

The square root of 53017302 is about 7281.2980985536. The cubic root of 53017302 is about 375.6694459788.

Adding to 53017302 its reverse (20371035), we get a palindrome (73388337).

The spelling of 53017302 in words is "fifty-three million, seventeen thousand, three hundred two".