42281446 has 8 divisors (see below), whose sum is σ = 63723384. Its totient is φ = 21040320.

The previous prime is 42281401. The next prime is 42281461. The reversal of 42281446 is 64418224.

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

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, 49675 + ... + 50518.

It is an arithmetic number, because the mean of its divisors is an integer number (7965423).

Almost surely, 2^42281446 is an apocalyptic number.

42281446 is a deficient number, since it is larger than the sum of its proper divisors (21441938).

42281446 is a wasteful number, since it uses less digits than its factorization.

42281446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100406.

The product of its digits is 12288, while the sum is 31.

The square root of 42281446 is about 6502.4184731529. The cubic root of 42281446 is about 348.3773761048.

The spelling of 42281446 in words is "forty-two million, two hundred eighty-one thousand, four hundred forty-six".