57400529 has 2 divisors, whose sum is σ = 57400530. Its totient is φ = 57400528.

The previous prime is 57400523. The next prime is 57400543. The reversal of 57400529 is 92500475.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 50908225 + 6492304 = 7135^2 + 2548^2 .

It is a cyclic number.

It is not a de Polignac number, because 57400529 - 2¹⁶ = 57334993 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 57400495 and 57400504.

It is not a weakly prime, because it can be changed into another prime (57400523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28700264 + 28700265.

It is an arithmetic number, because the mean of its divisors is an integer number (28700265).

Almost surely, 2^57400529 is an apocalyptic number.

It is an amenable number.

57400529 is a deficient number, since it is larger than the sum of its proper divisors (1).

57400529 is an equidigital number, since it uses as much as digits as its factorization.

57400529 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12600, while the sum is 32.

The square root of 57400529 is about 7576.3136814681. The cubic root of 57400529 is about 385.7494346896.

The spelling of 57400529 in words is "fifty-seven million, four hundred thousand, five hundred twenty-nine".