477998107 has 4 divisors (see below), whose sum is σ = 478058040. Its totient is φ = 477938176.

The previous prime is 477998099. The next prime is 477998113. The reversal of 477998107 is 701899774.

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

It is a cyclic number.

It is not a de Polignac number, because 477998107 - 2³ = 477998099 is a prime.

It is a super-3 number, since 3×477998107³ (a number of 27 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (477998137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15757 + ... + 34702.

It is an arithmetic number, because the mean of its divisors is an integer number (119514510).

Almost surely, 2^477998107 is an apocalyptic number.

477998107 is a deficient number, since it is larger than the sum of its proper divisors (59933).

477998107 is an equidigital number, since it uses as much as digits as its factorization.

477998107 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59932.

The product of its (nonzero) digits is 889056, while the sum is 52.

The square root of 477998107 is about 21863.1678171303. The cubic root of 477998107 is about 781.8835189742.

The spelling of 477998107 in words is "four hundred seventy-seven million, nine hundred ninety-eight thousand, one hundred seven".