42798672 has 80 divisors (see below), whose sum is σ = 140407680. Its totient is φ = 12227328.

The previous prime is 42798661. The next prime is 42798689. The reversal of 42798672 is 27689724.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4053 + ... + 10100.

It is an arithmetic number, because the mean of its divisors is an integer number (1755096).

Almost surely, 2^42798672 is an apocalyptic number.

42798672 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

42798672 is an abundant number, since it is smaller than the sum of its proper divisors (97609008).

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

42798672 is a wasteful number, since it uses less digits than its factorization.

42798672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14177 (or 14165 counting only the distinct ones).

The product of its digits is 338688, while the sum is 45.

The square root of 42798672 is about 6542.0693973696. The cubic root of 42798672 is about 349.7921813904.

It can be divided in two parts, 427 and 98672, that added together give a palindrome (99099).

The spelling of 42798672 in words is "forty-two million, seven hundred ninety-eight thousand, six hundred seventy-two".