53231704 has 32 divisors (see below), whose sum is σ = 103860000. Its totient is φ = 25546752.

The previous prime is 53231627. The next prime is 53231707. The reversal of 53231704 is 40713235.

53231704 = 415² + 416² + ... + 613².

It is a super-2 number, since 2×53231704² = 5667228621487232, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53231707) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45592 + ... + 46744.

It is an arithmetic number, because the mean of its divisors is an integer number (3245625).

Almost surely, 2^53231704 is an apocalyptic number.

It is an amenable number.

53231704 is a deficient number, since it is larger than the sum of its proper divisors (50628296).

53231704 is a wasteful number, since it uses less digits than its factorization.

53231704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1387 (or 1383 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 25.

The square root of 53231704 is about 7296.0060306993. The cubic root of 53231704 is about 376.1751673634.

Adding to 53231704 its reverse (40713235), we get a palindrome (93944939).

It can be divided in two parts, 53231 and 704, that added together give a palindrome (53935).

The spelling of 53231704 in words is "fifty-three million, two hundred thirty-one thousand, seven hundred four".