57120435 has 12 divisors (see below), whose sum is σ = 99008832. Its totient is φ = 30464208.

The previous prime is 57120419. The next prime is 57120439. The reversal of 57120435 is 53402175.

It is a happy number.

It is not a de Polignac number, because 57120435 - 2⁴ = 57120419 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 57120399 and 57120408.

It is not an unprimeable number, because it can be changed into a prime (57120439) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 634627 + ... + 634716.

It is an arithmetic number, because the mean of its divisors is an integer number (8250736).

Almost surely, 2^57120435 is an apocalyptic number.

57120435 is a deficient number, since it is larger than the sum of its proper divisors (41888397).

57120435 is a wasteful number, since it uses less digits than its factorization.

57120435 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1269354 (or 1269351 counting only the distinct ones).

The product of its (nonzero) digits is 4200, while the sum is 27.

The square root of 57120435 is about 7557.8062293234. The cubic root of 57120435 is about 385.1209717114.

The spelling of 57120435 in words is "fifty-seven million, one hundred twenty thousand, four hundred thirty-five".