57299700 has 72 divisors (see below), whose sum is σ = 166551840. Its totient is φ = 15209600.

The previous prime is 57299689. The next prime is 57299719. The reversal of 57299700 is 799275.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 116455 + ... + 116945.

It is an arithmetic number, because the mean of its divisors is an integer number (2313220).

Almost surely, 2^57299700 is an apocalyptic number.

57299700 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 57299700, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (83275920).

57299700 is an abundant number, since it is smaller than the sum of its proper divisors (109252140).

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

57299700 is a wasteful number, since it uses less digits than its factorization.

57299700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 897 (or 890 counting only the distinct ones).

The product of its (nonzero) digits is 39690, while the sum is 39.

The square root of 57299700 is about 7569.6565311776. The cubic root of 57299700 is about 385.5234348794.

The spelling of 57299700 in words is "fifty-seven million, two hundred ninety-nine thousand, seven hundred".