42254000 has 80 divisors (see below), whose sum is σ = 105115296. Its totient is φ = 16416000.

The previous prime is 42253973. The next prime is 42254041. The reversal of 42254000 is 45224.

It is a tau number, because it is divible by the number of its divisors (80).

It is a self number, because there is not a number n which added to its sum of digits gives 42254000.

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, 73715 + ... + 74285.

Almost surely, 2^42254000 is an apocalyptic number.

42254000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42254000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (52557648).

42254000 is an abundant number, since it is smaller than the sum of its proper divisors (62861296).

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

42254000 is a wasteful number, since it uses less digits than its factorization.

42254000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 631 (or 615 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 17.

The square root of 42254000 is about 6500.3076850254. The cubic root of 42254000 is about 348.3019794789.

Adding to 42254000 its reverse (45224), we get a palindrome (42299224).

The spelling of 42254000 in words is "forty-two million, two hundred fifty-four thousand".