42801420 has 24 divisors (see below), whose sum is σ = 119844144. Its totient is φ = 11413696.

The previous prime is 42801389. The next prime is 42801431. The reversal of 42801420 is 2410824.

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, 356619 + ... + 356738.

It is an arithmetic number, because the mean of its divisors is an integer number (4993506).

Almost surely, 2^42801420 is an apocalyptic number.

It is an amenable number.

42801420 is an abundant number, since it is smaller than the sum of its proper divisors (77042724).

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

42801420 is a wasteful number, since it uses less digits than its factorization.

42801420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 713369 (or 713367 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 21.

The square root of 42801420 is about 6542.2794192850. The cubic root of 42801420 is about 349.7996676690.

The spelling of 42801420 in words is "forty-two million, eight hundred one thousand, four hundred twenty".