57232292 has 24 divisors (see below), whose sum is σ = 109345656. Its totient is φ = 26051328.

The previous prime is 57232289. The next prime is 57232297. The reversal of 57232292 is 29223275.

57232292 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 320356 + 56911936 = 566^2 + 7544^2 .

It is not an unprimeable number, because it can be changed into a prime (57232297) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3743 + ... + 11334.

It is an arithmetic number, because the mean of its divisors is an integer number (4556069).

Almost surely, 2^57232292 is an apocalyptic number.

57232292 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

57232292 is a deficient number, since it is larger than the sum of its proper divisors (52113364).

57232292 is a wasteful number, since it uses less digits than its factorization.

57232292 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15167 (or 15165 counting only the distinct ones).

The product of its digits is 15120, while the sum is 32.

The square root of 57232292 is about 7565.2027071322. The cubic root of 57232292 is about 385.3721975490.

It can be divided in two parts, 57232 and 292, that multiplied together give a square (16711744 = 4088²).

The spelling of 57232292 in words is "fifty-seven million, two hundred thirty-two thousand, two hundred ninety-two".