475984837 has 4 divisors (see below), whose sum is σ = 476171136. Its totient is φ = 475798540.

The previous prime is 475984811. The next prime is 475984843. The reversal of 475984837 is 738489574.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 738489574 = 2 ⋅369244787.

It is a cyclic number.

It is not a de Polignac number, because 475984837 - 2¹¹ = 475982789 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (475984877) 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, 89263 + ... + 94444.

It is an arithmetic number, because the mean of its divisors is an integer number (119042784).

Almost surely, 2^475984837 is an apocalyptic number.

It is an amenable number.

475984837 is a deficient number, since it is larger than the sum of its proper divisors (186299).

475984837 is a wasteful number, since it uses less digits than its factorization.

475984837 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 186298.

The product of its digits is 6773760, while the sum is 55.

The square root of 475984837 is about 21817.0767290212. The cubic root of 475984837 is about 780.7842413636.

The spelling of 475984837 in words is "four hundred seventy-five million, nine hundred eighty-four thousand, eight hundred thirty-seven".