42817466 has 4 divisors (see below), whose sum is σ = 64226202. Its totient is φ = 21408732.

The previous prime is 42817457. The next prime is 42817471. The reversal of 42817466 is 66471824.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 37393225 + 5424241 = 6115^2 + 2329^2 .

It is a super-4 number, since 4×42817466⁴ (a number of 32 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10704365 + ... + 10704368.

Almost surely, 2^42817466 is an apocalyptic number.

42817466 is a deficient number, since it is larger than the sum of its proper divisors (21408736).

42817466 is a wasteful number, since it uses less digits than its factorization.

42817466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21408735.

The product of its digits is 64512, while the sum is 38.

The square root of 42817466 is about 6543.5056353609. The cubic root of 42817466 is about 349.8433748186.

The spelling of 42817466 in words is "forty-two million, eight hundred seventeen thousand, four hundred sixty-six".