53771424 has 192 divisors, whose sum is σ = 174182400. Its totient is φ = 14488320.

The previous prime is 53771411. The next prime is 53771437. The reversal of 53771424 is 42417735.

It is an interprime number because it is at equal distance from previous prime (53771411) and next prime (53771437).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 757309 + ... + 757379.

It is an arithmetic number, because the mean of its divisors is an integer number (907200).

Almost surely, 2^53771424 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 53771424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (87091200).

53771424 is an abundant number, since it is smaller than the sum of its proper divisors (120410976).

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

53771424 is a wasteful number, since it uses less digits than its factorization.

53771424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128 (or 106 counting only the distinct ones).

The product of its digits is 23520, while the sum is 33.

The square root of 53771424 is about 7332.9001084155. The cubic root of 53771424 is about 377.4422501311.

The spelling of 53771424 in words is "fifty-three million, seven hundred seventy-one thousand, four hundred twenty-four".