42454874 has 24 divisors (see below), whose sum is σ = 80815968. Its totient is φ = 16540440.

The previous prime is 42454871. The next prime is 42454877. The reversal of 42454874 is 47845424.

It is an interprime number because it is at equal distance from previous prime (42454871) and next prime (42454877).

It is not an unprimeable number, because it can be changed into a prime (42454871) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18614 + ... + 20769.

It is an arithmetic number, because the mean of its divisors is an integer number (3367332).

Almost surely, 2^42454874 is an apocalyptic number.

42454874 is a deficient number, since it is larger than the sum of its proper divisors (38361094).

42454874 is a wasteful number, since it uses less digits than its factorization.

42454874 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39410 (or 39403 counting only the distinct ones).

The product of its digits is 143360, while the sum is 38.

The square root of 42454874 is about 6515.7404797920. The cubic root of 42454874 is about 348.8530455211.

It can be divided in two parts, 4245 and 4874, that added together give a palindrome (9119).

The spelling of 42454874 in words is "forty-two million, four hundred fifty-four thousand, eight hundred seventy-four".