42266928 has 40 divisors (see below), whose sum is σ = 119117376. Its totient is φ = 12808000.

The previous prime is 42266923. The next prime is 42266933. The reversal of 42266928 is 82966224.

It is an interprime number because it is at equal distance from previous prime (42266923) and next prime (42266933).

It is not an unprimeable number, because it can be changed into a prime (42266921) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39498 + ... + 40553.

Almost surely, 2^42266928 is an apocalyptic number.

42266928 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

42266928 is an abundant number, since it is smaller than the sum of its proper divisors (76850448).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42266928 is a wasteful number, since it uses less digits than its factorization.

42266928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80073 (or 80067 counting only the distinct ones).

The product of its digits is 82944, while the sum is 39.

The square root of 42266928 is about 6501.3020234412. The cubic root of 42266928 is about 348.3374979216.

The spelling of 42266928 in words is "forty-two million, two hundred sixty-six thousand, nine hundred twenty-eight".