53012302 has 8 divisors (see below), whose sum is σ = 90878256. Its totient is φ = 22719552.

The previous prime is 53012293. The next prime is 53012317. The reversal of 53012302 is 20321035.

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

It is a congruent 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, 1893283 + ... + 1893310.

It is an arithmetic number, because the mean of its divisors is an integer number (11359782).

Almost surely, 2^53012302 is an apocalyptic number.

53012302 is a deficient number, since it is larger than the sum of its proper divisors (37865954).

53012302 is a wasteful number, since it uses less digits than its factorization.

53012302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3786602.

The product of its (nonzero) digits is 180, while the sum is 16.

The square root of 53012302 is about 7280.9547450867. The cubic root of 53012302 is about 375.6576359583.

Adding to 53012302 its reverse (20321035), we get a palindrome (73333337).

The spelling of 53012302 in words is "fifty-three million, twelve thousand, three hundred two".