42303446 has 32 divisors (see below), whose sum is σ = 69092352. Its totient is φ = 19353600.

The previous prime is 42303421. The next prime is 42303449. The reversal of 42303446 is 64430324.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42303449) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 333035 + ... + 333161.

It is an arithmetic number, because the mean of its divisors is an integer number (2159136).

Almost surely, 2^42303446 is an apocalyptic number.

42303446 is a deficient number, since it is larger than the sum of its proper divisors (26788906).

42303446 is a wasteful number, since it uses less digits than its factorization.

42303446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 344.

The product of its (nonzero) digits is 6912, while the sum is 26.

The square root of 42303446 is about 6504.1099314203. The cubic root of 42303446 is about 348.4377885242.

The spelling of 42303446 in words is "forty-two million, three hundred three thousand, four hundred forty-six".