53469668 has 48 divisors (see below), whose sum is σ = 111283200. Its totient is φ = 21997440.

The previous prime is 53469659. The next prime is 53469697. The reversal of 53469668 is 86696435.

Its product of digits (933120) is a multiple of the sum of its prime factors (540).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 198638 + ... + 198906.

It is an arithmetic number, because the mean of its divisors is an integer number (2318400).

Almost surely, 2^53469668 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 53469668, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (55641600).

53469668 is an abundant number, since it is smaller than the sum of its proper divisors (57813532).

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

53469668 is a wasteful number, since it uses less digits than its factorization.

53469668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 540 (or 538 counting only the distinct ones).

The product of its digits is 933120, while the sum is 47.

The square root of 53469668 is about 7312.2956723590. The cubic root of 53469668 is about 376.7348782236.

The spelling of 53469668 in words is "fifty-three million, four hundred sixty-nine thousand, six hundred sixty-eight".