42936704 has 64 divisors (see below), whose sum is σ = 90882000. Its totient is φ = 20170752.

The previous prime is 42936703. The next prime is 42936721. The reversal of 42936704 is 40763924.

It is a tau number, because it is divible by the number of its divisors (64).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42936701) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 159482 + ... + 159750.

Almost surely, 2^42936704 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 42936704, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (45441000).

42936704 is an abundant number, since it is smaller than the sum of its proper divisors (47945296).

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

42936704 is a wasteful number, since it uses less digits than its factorization.

42936704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 355 (or 343 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 35.

The square root of 42936704 is about 6552.6104721706. The cubic root of 42936704 is about 350.1678215592.

The spelling of 42936704 in words is "forty-two million, nine hundred thirty-six thousand, seven hundred four".