53169504 has 24 divisors (see below), whose sum is σ = 139570200. Its totient is φ = 17723136.

The previous prime is 53169469. The next prime is 53169509. The reversal of 53169504 is 40596135.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53169509) 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, 276829 + ... + 277020.

It is an arithmetic number, because the mean of its divisors is an integer number (5815425).

Almost surely, 2^53169504 is an apocalyptic number.

It is an amenable number.

53169504 is an abundant number, since it is smaller than the sum of its proper divisors (86400696).

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

53169504 is a wasteful number, since it uses less digits than its factorization.

53169504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 553862 (or 553854 counting only the distinct ones).

The product of its (nonzero) digits is 16200, while the sum is 33.

The square root of 53169504 is about 7291.7421786566. The cubic root of 53169504 is about 376.0285929667.

The spelling of 53169504 in words is "fifty-three million, one hundred sixty-nine thousand, five hundred four".