53002814 has 4 divisors (see below), whose sum is σ = 79504224. Its totient is φ = 26501406.

The previous prime is 53002813. The next prime is 53002841. The reversal of 53002814 is 41820035.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 53002814.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53002811) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13250702 + ... + 13250705.

It is an arithmetic number, because the mean of its divisors is an integer number (19876056).

Almost surely, 2^53002814 is an apocalyptic number.

53002814 is a deficient number, since it is larger than the sum of its proper divisors (26501410).

53002814 is a wasteful number, since it uses less digits than its factorization.

53002814 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26501409.

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 53002814 is about 7280.3031530287. The cubic root of 53002814 is about 375.6352232215.

Adding to 53002814 its reverse (41820035), we get a palindrome (94822849).

The spelling of 53002814 in words is "fifty-three million, two thousand, eight hundred fourteen".