53027402 has 4 divisors (see below), whose sum is σ = 79541106. Its totient is φ = 26513700.

The previous prime is 53027353. The next prime is 53027411. The reversal of 53027402 is 20472035.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 20472035 = 5 ⋅4094407.

It can be written as a sum of positive squares in only one way, i.e., 41744521 + 11282881 = 6461^2 + 3359^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13256849 + ... + 13256852.

Almost surely, 2^53027402 is an apocalyptic number.

53027402 is a deficient number, since it is larger than the sum of its proper divisors (26513704).

53027402 is a wasteful number, since it uses less digits than its factorization.

53027402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26513703.

The product of its (nonzero) digits is 1680, while the sum is 23.

The square root of 53027402 is about 7281.9916231756. The cubic root of 53027402 is about 375.6932999557.

Adding to 53027402 its reverse (20472035), we get a palindrome (73499437).

The spelling of 53027402 in words is "fifty-three million, twenty-seven thousand, four hundred two".