417661442 has 8 divisors (see below), whose sum is σ = 683446032. Its totient is φ = 189846100.

The previous prime is 417661441. The next prime is 417661469. The reversal of 417661442 is 244166714.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (417661441) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9492284 + ... + 9492327.

It is an arithmetic number, because the mean of its divisors is an integer number (85430754).

Almost surely, 2^417661442 is an apocalyptic number.

417661442 is a deficient number, since it is larger than the sum of its proper divisors (265784590).

417661442 is a wasteful number, since it uses less digits than its factorization.

417661442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18984624.

The product of its digits is 32256, while the sum is 35.

The square root of 417661442 is about 20436.7669165159. The cubic root of 417661442 is about 747.4947174714.

The spelling of 417661442 in words is "four hundred seventeen million, six hundred sixty-one thousand, four hundred forty-two".