53338279 has 8 divisors (see below), whose sum is σ = 56352960. Its totient is φ = 50402016.

The previous prime is 53338277. The next prime is 53338303. The reversal of 53338279 is 97283335.

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 53338279 - 2¹ = 53338277 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 (53338277) 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, 18204 + ... + 20929.

It is an arithmetic number, because the mean of its divisors is an integer number (7044120).

Almost surely, 2^53338279 is an apocalyptic number.

53338279 is a deficient number, since it is larger than the sum of its proper divisors (3014681).

53338279 is a wasteful number, since it uses less digits than its factorization.

53338279 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39209.

The product of its digits is 136080, while the sum is 40.

The square root of 53338279 is about 7303.3060322021. The cubic root of 53338279 is about 376.4260463191.

The spelling of 53338279 in words is "fifty-three million, three hundred thirty-eight thousand, two hundred seventy-nine".