42464228 has 12 divisors (see below), whose sum is σ = 74898432. Its totient is φ = 21064680.

The previous prime is 42464179. The next prime is 42464231. The reversal of 42464228 is 82246424.

It is a junction number, because it is equal to n+sod(n) for n = 42464194 and 42464203.

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, 41288 + ... + 42303.

It is an arithmetic number, because the mean of its divisors is an integer number (6241536).

Almost surely, 2^42464228 is an apocalyptic number.

It is an amenable number.

42464228 is a deficient number, since it is larger than the sum of its proper divisors (32434204).

42464228 is a wasteful number, since it uses less digits than its factorization.

42464228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83722 (or 83720 counting only the distinct ones).

The product of its digits is 24576, while the sum is 32.

The square root of 42464228 is about 6516.4582404862. The cubic root of 42464228 is about 348.8786643446.

The spelling of 42464228 in words is "forty-two million, four hundred sixty-four thousand, two hundred twenty-eight".