53248007 has 4 divisors (see below), whose sum is σ = 53279040. Its totient is φ = 53216976.

The previous prime is 53248001. The next prime is 53248009. The reversal of 53248007 is 70084235.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 53248007 - 2⁴ = 53247991 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53248001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12782 + ... + 16427.

It is an arithmetic number, because the mean of its divisors is an integer number (13319760).

Almost surely, 2^53248007 is an apocalyptic number.

53248007 is a deficient number, since it is larger than the sum of its proper divisors (31033).

53248007 is a wasteful number, since it uses less digits than its factorization.

53248007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31032.

The product of its (nonzero) digits is 6720, while the sum is 29.

The square root of 53248007 is about 7297.1232002756. The cubic root of 53248007 is about 376.2135665210.

It can be divided in two parts, 5324 and 8007, that added together give a palindrome (13331).

The spelling of 53248007 in words is "fifty-three million, two hundred forty-eight thousand, seven".