57363449 has 32 divisors (see below), whose sum is σ = 71414784. Its totient is φ = 45334080.

The previous prime is 57363409. The next prime is 57363461. The reversal of 57363449 is 94436375.

It is not a de Polignac number, because 57363449 - 2¹⁶ = 57297913 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (57363409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 351842 + ... + 352004.

It is an arithmetic number, because the mean of its divisors is an integer number (2231712).

Almost surely, 2^57363449 is an apocalyptic number.

It is an amenable number.

57363449 is a deficient number, since it is larger than the sum of its proper divisors (14051335).

57363449 is a wasteful number, since it uses less digits than its factorization.

57363449 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 317.

The product of its digits is 272160, while the sum is 41.

The square root of 57363449 is about 7573.8661857733. The cubic root of 57363449 is about 385.6663537473. Note that the first 3 decimals are identical.

The spelling of 57363449 in words is "fifty-seven million, three hundred sixty-three thousand, four hundred forty-nine".