42555414 has 32 divisors (see below), whose sum is σ = 93597696. Its totient is φ = 12791520.

The previous prime is 42555413. The next prime is 42555427. The reversal of 42555414 is 41455524.

It is a super-2 number, since 2×42555414² = 3621926521422792, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42555413) 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, 5844 + ... + 10920.

It is an arithmetic number, because the mean of its divisors is an integer number (2924928).

Almost surely, 2^42555414 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42555414, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (46798848).

42555414 is an abundant number, since it is smaller than the sum of its proper divisors (51042282).

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

42555414 is a wasteful number, since it uses less digits than its factorization.

42555414 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5220.

The product of its digits is 16000, while the sum is 30.

The square root of 42555414 is about 6523.4510805248. The cubic root of 42555414 is about 349.1282085476.

It can be divided in two parts, 4255 and 5414, that added together give a palindrome (9669).

The spelling of 42555414 in words is "forty-two million, five hundred fifty-five thousand, four hundred fourteen".