42464064 has 56 divisors (see below), whose sum is σ = 114064288. Its totient is φ = 13939200.

The previous prime is 42464041. The next prime is 42464117. The reversal of 42464064 is 46046424.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11214 + ... + 14514.

Almost surely, 2^42464064 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 42464064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (57032144).

42464064 is an abundant number, since it is smaller than the sum of its proper divisors (71600224).

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

42464064 is a wasteful number, since it uses less digits than its factorization.

42464064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3383 (or 3373 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 30.

The square root of 42464064 is about 6516.4456569513. The cubic root of 42464064 is about 348.8782152122.

The spelling of 42464064 in words is "forty-two million, four hundred sixty-four thousand, sixty-four".