42234774 has 8 divisors (see below), whose sum is σ = 84469560. Its totient is φ = 14078256.

The previous prime is 42234763. The next prime is 42234791. The reversal of 42234774 is 47743224.

It is a sphenic number, since it is the product of 3 distinct primes.

42234774 is an admirable number.

It is a super-2 number, since 2×42234774² = 3567552269662152, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3519559 + ... + 3519570.

It is an arithmetic number, because the mean of its divisors is an integer number (10558695).

Almost surely, 2^42234774 is an apocalyptic number.

42234774 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

42234774 is a wasteful number, since it uses less digits than its factorization.

42234774 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7039134.

The product of its digits is 37632, while the sum is 33.

The square root of 42234774 is about 6498.8286636901. The cubic root of 42234774 is about 348.2491444828.

Adding to 42234774 its reverse (47743224), we get a palindrome (89977998).

The spelling of 42234774 in words is "forty-two million, two hundred thirty-four thousand, seven hundred seventy-four".