57434949 has 36 divisors (see below), whose sum is σ = 98227948. Its totient is φ = 32123520.

The previous prime is 57434941. The next prime is 57434957. The reversal of 57434949 is 94943475.

It is a happy number.

57434949 is a `hidden beast` number, since 574 + 34 + 9 + 49 = 666.

57434949 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (57434941) and next prime (57434957).

It can be written as a sum of positive squares in 2 ways, for example, as 18122049 + 39312900 = 4257^2 + 6270^2 .

It is not a de Polignac number, because 57434949 - 2³ = 57434941 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57434941) 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 35 ways as a sum of consecutive naturals, for example, 12129 + ... + 16185.

Almost surely, 2^57434949 is an apocalyptic number.

It is an amenable number.

57434949 is a deficient number, since it is larger than the sum of its proper divisors (40792999).

57434949 is a wasteful number, since it uses less digits than its factorization.

57434949 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4098 (or 4084 counting only the distinct ones).

The product of its digits is 544320, while the sum is 45.

The square root of 57434949 is about 7578.5848942926. The cubic root of 57434949 is about 385.8265236568.

The spelling of 57434949 in words is "fifty-seven million, four hundred thirty-four thousand, nine hundred forty-nine".