56200140 has 144 divisors (see below), whose sum is σ = 179026848. Its totient is φ = 14257152.

The previous prime is 56200139. The next prime is 56200141. The reversal of 56200140 is 4100265.

It is a happy number.

56200140 is a `hidden beast` number, since 5 + 620 + 0 + 1 + 40 = 666.

It is an interprime number because it is at equal distance from previous prime (56200139) and next prime (56200141).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (56200141) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 410152 + ... + 410288.

It is an arithmetic number, because the mean of its divisors is an integer number (1243242).

Almost surely, 2^56200140 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 56200140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (89513424).

56200140 is an abundant number, since it is smaller than the sum of its proper divisors (122826708).

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

56200140 is a wasteful number, since it uses less digits than its factorization.

56200140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 248 (or 243 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 56200140 is about 7496.6752630750. The cubic root of 56200140 is about 383.0414732839.

The spelling of 56200140 in words is "fifty-six million, two hundred thousand, one hundred forty".