53384156 has 48 divisors (see below), whose sum is σ = 110584320. Its totient is φ = 22075200.

The previous prime is 53384147. The next prime is 53384161. The reversal of 53384156 is 65148335.

It is a super-2 number, since 2×53384156² = 5699736223664672, which contains 22 as substring.

It is a congruent number.

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, 121385 + ... + 121823.

It is an arithmetic number, because the mean of its divisors is an integer number (2303840).

Almost surely, 2^53384156 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 53384156, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (55292160).

53384156 is an abundant number, since it is smaller than the sum of its proper divisors (57200164).

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

53384156 is a wasteful number, since it uses less digits than its factorization.

53384156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 594 (or 592 counting only the distinct ones).

The product of its digits is 43200, while the sum is 35.

The square root of 53384156 is about 7306.4461949706. The cubic root of 53384156 is about 376.5339384948.

The spelling of 53384156 in words is "fifty-three million, three hundred eighty-four thousand, one hundred fifty-six".