42664362 has 32 divisors (see below), whose sum is σ = 92534400. Its totient is φ = 13035840.

The previous prime is 42664361. The next prime is 42664381. The reversal of 42664362 is 26346624.

It is not an unprimeable number, because it can be changed into a prime (42664361) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9787 + ... + 13457.

It is an arithmetic number, because the mean of its divisors is an integer number (2891700).

Almost surely, 2^42664362 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42664362, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (46267200).

42664362 is an abundant number, since it is smaller than the sum of its proper divisors (49870038).

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

42664362 is a wasteful number, since it uses less digits than its factorization.

42664362 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3838.

The product of its digits is 41472, while the sum is 33.

The square root of 42664362 is about 6531.7962307469. The cubic root of 42664362 is about 349.4258941819.

The spelling of 42664362 in words is "forty-two million, six hundred sixty-four thousand, three hundred sixty-two".