42225354 has 16 divisors (see below), whose sum is σ = 93834240. Its totient is φ = 14075100.

The previous prime is 42225349. The next prime is 42225371. The reversal of 42225354 is 45352224.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 390922 + ... + 391029.

It is an arithmetic number, because the mean of its divisors is an integer number (5864640).

Almost surely, 2^42225354 is an apocalyptic number.

42225354 is an abundant number, since it is smaller than the sum of its proper divisors (51608886).

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

42225354 is a wasteful number, since it uses less digits than its factorization.

42225354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 781962 (or 781956 counting only the distinct ones).

The product of its digits is 9600, while the sum is 27.

The square root of 42225354 is about 6498.1038772861. The cubic root of 42225354 is about 348.2232515156.

Adding to 42225354 its reverse (45352224), we get a palindrome (87577578).

The spelling of 42225354 in words is "forty-two million, two hundred twenty-five thousand, three hundred fifty-four".