42674220 has 72 divisors (see below), whose sum is σ = 131127360. Its totient is φ = 11232000.

The previous prime is 42674207. The next prime is 42674221. The reversal of 42674220 is 2247624.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (42674221) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12720 + ... + 15720.

Almost surely, 2^42674220 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 42674220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (65563680).

42674220 is an abundant number, since it is smaller than the sum of its proper divisors (88453140).

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

42674220 is a wasteful number, since it uses less digits than its factorization.

42674220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3095 (or 3090 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 27.

The square root of 42674220 is about 6532.5508034764. The cubic root of 42674220 is about 349.4528048167.

The spelling of 42674220 in words is "forty-two million, six hundred seventy-four thousand, two hundred twenty".