42234252 has 12 divisors (see below), whose sum is σ = 98546616. Its totient is φ = 14078080.

The previous prime is 42234251. The next prime is 42234263. The reversal of 42234252 is 25243224.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (42234251) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1759749 + ... + 1759772.

It is an arithmetic number, because the mean of its divisors is an integer number (8212218).

Almost surely, 2^42234252 is an apocalyptic number.

It is an amenable number.

42234252 is an abundant number, since it is smaller than the sum of its proper divisors (56312364).

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

42234252 is a wasteful number, since it uses less digits than its factorization.

42234252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3519528 (or 3519526 counting only the distinct ones).

The product of its digits is 3840, while the sum is 24.

The square root of 42234252 is about 6498.7885024826. The cubic root of 42234252 is about 348.2477097504.

Adding to 42234252 its reverse (25243224), we get a palindrome (67477476).

It can be divided in two parts, 42234 and 252, that added together give a triangular number (42486 = T₂₉₁).

The spelling of 42234252 in words is "forty-two million, two hundred thirty-four thousand, two hundred fifty-two".