53998847 has 8 divisors (see below), whose sum is σ = 62725152. Its totient is φ = 45525600.

The previous prime is 53998843. The next prime is 53998853. The reversal of 53998847 is 74889935.

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

It is a cyclic number.

It is not a de Polignac number, because 53998847 - 2² = 53998843 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53998843) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62804 + ... + 63657.

It is an arithmetic number, because the mean of its divisors is an integer number (7840644).

Almost surely, 2^53998847 is an apocalyptic number.

53998847 is a deficient number, since it is larger than the sum of its proper divisors (8726305).

53998847 is a wasteful number, since it uses less digits than its factorization.

53998847 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126529.

The product of its digits is 2177280, while the sum is 53.

The square root of 53998847 is about 7348.3907762176. The cubic root of 53998847 is about 377.9736247846.

It can be divided in two parts, 53998 and 847, that added together give a palindrome (54845).

The spelling of 53998847 in words is "fifty-three million, nine hundred ninety-eight thousand, eight hundred forty-seven".