53944230 has 96 divisors (see below), whose sum is σ = 145170144. Its totient is φ = 12782592.

The previous prime is 53944217. The next prime is 53944271. The reversal of 53944230 is 3244935.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 183964 + ... + 184256.

It is an arithmetic number, because the mean of its divisors is an integer number (1512189).

Almost surely, 2^53944230 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 53944230, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (72585072).

53944230 is an abundant number, since it is smaller than the sum of its proper divisors (91225914).

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

53944230 is a wasteful number, since it uses less digits than its factorization.

53944230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 358 (or 339 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 30.

The square root of 53944230 is about 7344.6735802212. The cubic root of 53944230 is about 377.8461483009.

The spelling of 53944230 in words is "fifty-three million, nine hundred forty-four thousand, two hundred thirty".