53021152 has 12 divisors (see below), whose sum is σ = 104385456. Its totient is φ = 26510560.

The previous prime is 53021119. The next prime is 53021173. The reversal of 53021152 is 25112035.

It is a super-2 number, since 2×53021152² = 5622485118814208, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 828424 + ... + 828487.

It is an arithmetic number, because the mean of its divisors is an integer number (8698788).

Almost surely, 2^53021152 is an apocalyptic number.

It is an amenable number.

53021152 is a deficient number, since it is larger than the sum of its proper divisors (51364304).

53021152 is a wasteful number, since it uses less digits than its factorization.

53021152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1656921 (or 1656913 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 19.

The square root of 53021152 is about 7281.5624696901. The cubic root of 53021152 is about 375.6785391887.

Adding to 53021152 its reverse (25112035), we get a palindrome (78133187).

The spelling of 53021152 in words is "fifty-three million, twenty-one thousand, one hundred fifty-two".