57273060 has 96 divisors (see below), whose sum is σ = 174650112. Its totient is φ = 13939200.

The previous prime is 57273037. The next prime is 57273061. The reversal of 57273060 is 6037275.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is not an unprimeable number, because it can be changed into a prime (57273061) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 78417 + ... + 79143.

It is an arithmetic number, because the mean of its divisors is an integer number (1819272).

Almost surely, 2^57273060 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 57273060, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (87325056).

57273060 is an abundant number, since it is smaller than the sum of its proper divisors (117377052).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

57273060 is a wasteful number, since it uses less digits than its factorization.

57273060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 853 (or 851 counting only the distinct ones).

The product of its (nonzero) digits is 8820, while the sum is 30.

The square root of 57273060 is about 7567.8966694849. The cubic root of 57273060 is about 385.4636792648.

The spelling of 57273060 in words is "fifty-seven million, two hundred seventy-three thousand, sixty".