42204700 has 72 divisors (see below), whose sum is σ = 97823600. Its totient is φ = 15759360.

The previous prime is 42204677. The next prime is 42204749. The reversal of 42204700 is 740224.

It is a Harshad number since it is a multiple of its sum of digits (19).

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, 184186 + ... + 184414.

Almost surely, 2^42204700 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 42204700, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (48911800).

42204700 is an abundant number, since it is smaller than the sum of its proper divisors (55618900).

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

42204700 is a wasteful number, since it uses less digits than its factorization.

42204700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 359 (or 352 counting only the distinct ones).

The product of its (nonzero) digits is 448, while the sum is 19.

The square root of 42204700 is about 6496.5144500724. The cubic root of 42204700 is about 348.1664659169.

Adding to 42204700 its reverse (740224), we get a palindrome (42944924).

The spelling of 42204700 in words is "forty-two million, two hundred four thousand, seven hundred".