53521234 has 16 divisors (see below), whose sum is σ = 86748480. Its totient is φ = 24618960.

The previous prime is 53521189. The next prime is 53521267. The reversal of 53521234 is 43212535.

It is a junction number, because it is equal to n+sod(n) for n = 53521199 and 53521208.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4777 + ... + 11395.

It is an arithmetic number, because the mean of its divisors is an integer number (5421780).

Almost surely, 2^53521234 is an apocalyptic number.

53521234 is a deficient number, since it is larger than the sum of its proper divisors (33227246).

53521234 is a wasteful number, since it uses less digits than its factorization.

53521234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6945.

The product of its digits is 3600, while the sum is 25.

The square root of 53521234 is about 7315.8208015232. The cubic root of 53521234 is about 376.8559466710.

Adding to 53521234 its reverse (43212535), we get a palindrome (96733769).

The spelling of 53521234 in words is "fifty-three million, five hundred twenty-one thousand, two hundred thirty-four".