42361500 has 96 divisors (see below), whose sum is σ = 127475712. Its totient is φ = 10920000.

The previous prime is 42361499. The next prime is 42361513. The reversal of 42361500 is 516324.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 46045 + ... + 46955.

It is an arithmetic number, because the mean of its divisors is an integer number (1327872).

Almost surely, 2^42361500 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 42361500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (63737856).

42361500 is an abundant number, since it is smaller than the sum of its proper divisors (85114212).

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

42361500 is a wasteful number, since it uses less digits than its factorization.

42361500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 964 (or 952 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 42361500 is about 6508.5712717923. The cubic root of 42361500 is about 348.5971054209.

Adding to 42361500 its reverse (516324), we get a palindrome (42877824).

The spelling of 42361500 in words is "forty-two million, three hundred sixty-one thousand, five hundred".