538553700 has 216 divisors, whose sum is σ = 1769331200. Its totient is φ = 136857600.

The previous prime is 538553699. The next prime is 538553749. The reversal of 538553700 is 7355835.

538553700 is a `hidden beast` number, since 5 + 38 + 553 + 70 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 2706201 + ... + 2706399.

Almost surely, 2^538553700 is an apocalyptic number.

538553700 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 538553700, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (884665600).

538553700 is an abundant number, since it is smaller than the sum of its proper divisors (1230777500).

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

538553700 is a wasteful number, since it uses less digits than its factorization.

538553700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 347 (or 337 counting only the distinct ones).

The product of its (nonzero) digits is 63000, while the sum is 36.

The square root of 538553700 is about 23206.7597910609. The cubic root of 538553700 is about 813.5976234329.

The spelling of 538553700 in words is "five hundred thirty-eight million, five hundred fifty-three thousand, seven hundred".