53344909 has 8 divisors (see below), whose sum is σ = 54864000. Its totient is φ = 51846432.

The previous prime is 53344901. The next prime is 53344933. The reversal of 53344909 is 90944335.

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 53344909 - 2³ = 53344901 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 (53344901) 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, 172 + ... + 10330.

It is an arithmetic number, because the mean of its divisors is an integer number (6858000).

Almost surely, 2^53344909 is an apocalyptic number.

53344909 is a gapful number since it is divisible by the number (59) formed by its first and last digit.

It is an amenable number.

53344909 is a deficient number, since it is larger than the sum of its proper divisors (1519091).

53344909 is a wasteful number, since it uses less digits than its factorization.

53344909 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10307.

The product of its (nonzero) digits is 58320, while the sum is 37.

The square root of 53344909 is about 7303.7599221223. The cubic root of 53344909 is about 376.4416423809.

The spelling of 53344909 in words is "fifty-three million, three hundred forty-four thousand, nine hundred nine".