53446917 has 8 divisors (see below), whose sum is σ = 74361024. Its totient is φ = 34082048.

The previous prime is 53446909. The next prime is 53446927. The reversal of 53446917 is 71964435.

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 53446917 - 2³ = 53446909 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53446927) 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, 387228 + ... + 387365.

It is an arithmetic number, because the mean of its divisors is an integer number (9295128).

Almost surely, 2^53446917 is an apocalyptic number.

It is an amenable number.

53446917 is a deficient number, since it is larger than the sum of its proper divisors (20914107).

53446917 is a wasteful number, since it uses less digits than its factorization.

53446917 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 774619.

The product of its digits is 90720, while the sum is 39.

The square root of 53446917 is about 7310.7398394417. The cubic root of 53446917 is about 376.6814378872.

The spelling of 53446917 in words is "fifty-three million, four hundred forty-six thousand, nine hundred seventeen".