42402200 has 48 divisors (see below), whose sum is σ = 101009160. Its totient is φ = 16544000.

The previous prime is 42402193. The next prime is 42402209. The reversal of 42402200 is 220424.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42402209) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5615 + ... + 10785.

Almost surely, 2^42402200 is an apocalyptic number.

42402200 is a gapful number since it is divisible by the number (40) 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 42402200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (50504580).

42402200 is an abundant number, since it is smaller than the sum of its proper divisors (58606960).

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

42402200 is a wasteful number, since it uses less digits than its factorization.

42402200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5228 (or 5219 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 14.

The square root of 42402200 is about 6511.6971674057. The cubic root of 42402200 is about 348.7087111699.

Adding to 42402200 its reverse (220424), we get a palindrome (42622624).

The spelling of 42402200 in words is "forty-two million, four hundred two thousand, two hundred".