471565982 has 4 divisors (see below), whose sum is σ = 707348976. Its totient is φ = 235782990.

The previous prime is 471565981. The next prime is 471566003. The reversal of 471565982 is 289565174.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (471565981) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117891494 + ... + 117891497.

It is an arithmetic number, because the mean of its divisors is an integer number (176837244).

Almost surely, 2^471565982 is an apocalyptic number.

471565982 is a deficient number, since it is larger than the sum of its proper divisors (235782994).

471565982 is a wasteful number, since it uses less digits than its factorization.

471565982 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 235782993.

The product of its digits is 604800, while the sum is 47.

The square root of 471565982 is about 21715.5700362666. The cubic root of 471565982 is about 778.3605616109.

The spelling of 471565982 in words is "four hundred seventy-one million, five hundred sixty-five thousand, nine hundred eighty-two".