42373228 has 6 divisors (see below), whose sum is σ = 74153156. Its totient is φ = 21186612.

The previous prime is 42373217. The next prime is 42373259. The reversal of 42373228 is 82237324.

It is a super-2 number, since 2×42373228² = 3590980902279968, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 42373228.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5296650 + ... + 5296657.

Almost surely, 2^42373228 is an apocalyptic number.

It is an amenable number.

42373228 is a deficient number, since it is larger than the sum of its proper divisors (31779928).

42373228 is a wasteful number, since it uses less digits than its factorization.

42373228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10593311 (or 10593309 counting only the distinct ones).

The product of its digits is 16128, while the sum is 31.

The square root of 42373228 is about 6509.4721752228. The cubic root of 42373228 is about 348.6292727554.

The spelling of 42373228 in words is "forty-two million, three hundred seventy-three thousand, two hundred twenty-eight".