42454292 has 12 divisors (see below), whose sum is σ = 75513396. Its totient is φ = 20879040.

The previous prime is 42454267. The next prime is 42454327. The reversal of 42454292 is 29245424.

It can be written as a sum of positive squares in 2 ways, for example, as 12138256 + 30316036 = 3484^2 + 5506^2 .

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, 86753 + ... + 87240.

It is an arithmetic number, because the mean of its divisors is an integer number (6292783).

Almost surely, 2^42454292 is an apocalyptic number.

It is an amenable number.

42454292 is a deficient number, since it is larger than the sum of its proper divisors (33059104).

42454292 is a wasteful number, since it uses less digits than its factorization.

42454292 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174058 (or 174056 counting only the distinct ones).

The product of its digits is 23040, while the sum is 32.

The square root of 42454292 is about 6515.6958185600. The cubic root of 42454292 is about 348.8514514097.

The spelling of 42454292 in words is "forty-two million, four hundred fifty-four thousand, two hundred ninety-two".