53002802 has 4 divisors (see below), whose sum is σ = 79504206. Its totient is φ = 26501400.

The previous prime is 53002783. The next prime is 53002811. The reversal of 53002802 is 20820035.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 20820035 = 5 ⋅4164007.

It can be written as a sum of positive squares in only one way, i.e., 33651601 + 19351201 = 5801^2 + 4399^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13250699 + ... + 13250702.

Almost surely, 2^53002802 is an apocalyptic number.

53002802 is a deficient number, since it is larger than the sum of its proper divisors (26501404).

53002802 is a wasteful number, since it uses less digits than its factorization.

53002802 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26501403.

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 53002802 is about 7280.3023288872. The cubic root of 53002802 is about 375.6351948732.

Adding to 53002802 its reverse (20820035), we get a palindrome (73822837).

The spelling of 53002802 in words is "fifty-three million, two thousand, eight hundred two".