53233722 has 12 divisors (see below), whose sum is σ = 115339770. Its totient is φ = 17744568.

The previous prime is 53233673. The next prime is 53233723. The reversal of 53233722 is 22733235.

It can be written as a sum of positive squares in only one way, i.e., 48986001 + 4247721 = 6999^2 + 2061^2 .

It is not an unprimeable number, because it can be changed into a prime (53233723) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1478697 + ... + 1478732.

Almost surely, 2^53233722 is an apocalyptic number.

53233722 is an abundant number, since it is smaller than the sum of its proper divisors (62106048).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

53233722 is a wasteful number, since it uses less digits than its factorization.

53233722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2957437 (or 2957434 counting only the distinct ones).

The product of its digits is 7560, while the sum is 27.

The square root of 53233722 is about 7296.1443242304. The cubic root of 53233722 is about 376.1799208708.

Adding to 53233722 its reverse (22733235), we get a palindrome (75966957).

It can be divided in two parts, 5323 and 3722, that added together give a triangular number (9045 = T₁₃₄).

The spelling of 53233722 in words is "fifty-three million, two hundred thirty-three thousand, seven hundred twenty-two".