57482244 has 96 divisors (see below), whose sum is σ = 158135040. Its totient is φ = 18019584.

The previous prime is 57482237. The next prime is 57482251. The reversal of 57482244 is 44228475.

57482244 is a `hidden beast` number, since 574 + 82 + 2 + 4 + 4 = 666.

It is an interprime number because it is at equal distance from previous prime (57482237) and next prime (57482251).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 57482199 and 57482208.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 181174 + ... + 181490.

It is an arithmetic number, because the mean of its divisors is an integer number (1647240).

Almost surely, 2^57482244 is an apocalyptic number.

57482244 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 57482244, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (79067520).

57482244 is an abundant number, since it is smaller than the sum of its proper divisors (100652796).

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

57482244 is a wasteful number, since it uses less digits than its factorization.

57482244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 426 (or 418 counting only the distinct ones).

The product of its digits is 71680, while the sum is 36.

The square root of 57482244 is about 7581.7045576836. The cubic root of 57482244 is about 385.9323979798.

The spelling of 57482244 in words is "fifty-seven million, four hundred eighty-two thousand, two hundred forty-four".