57273716 has 6 divisors (see below), whose sum is σ = 100229010. Its totient is φ = 28636856.

The previous prime is 57273691. The next prime is 57273763. The reversal of 57273716 is 61737275.

It can be written as a sum of positive squares in only one way, i.e., 44169316 + 13104400 = 6646^2 + 3620^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 57273716.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7159211 + ... + 7159218.

It is an arithmetic number, because the mean of its divisors is an integer number (16704835).

Almost surely, 2^57273716 is an apocalyptic number.

It is an amenable number.

57273716 is a deficient number, since it is larger than the sum of its proper divisors (42955294).

57273716 is a wasteful number, since it uses less digits than its factorization.

57273716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14318433 (or 14318431 counting only the distinct ones).

The product of its digits is 61740, while the sum is 38.

The square root of 57273716 is about 7567.9400103331. The cubic root of 57273716 is about 385.4651509469.

The spelling of 57273716 in words is "fifty-seven million, two hundred seventy-three thousand, seven hundred sixteen".