53505004 has 24 divisors (see below), whose sum is σ = 107575328. Its totient is φ = 22809600.

The previous prime is 53504999. The next prime is 53505017. The reversal of 53505004 is 40050535.

It is a happy number.

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, 454 + ... + 10354.

Almost surely, 2^53505004 is an apocalyptic number.

It is an amenable number.

53505004 is an abundant number, since it is smaller than the sum of its proper divisors (54070324).

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

53505004 is a wasteful number, since it uses less digits than its factorization.

53505004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10105 (or 10103 counting only the distinct ones).

The product of its (nonzero) digits is 1500, while the sum is 22.

The square root of 53505004 is about 7314.7114775636. The cubic root of 53505004 is about 376.8178497020.

Adding to 53505004 its reverse (40050535), we get a palindrome (93555539).

The spelling of 53505004 in words is "fifty-three million, five hundred five thousand, four".