53179394 has 4 divisors (see below), whose sum is σ = 79769094. Its totient is φ = 26589696.

The previous prime is 53179393. The next prime is 53179411. The reversal of 53179394 is 49397135.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 49397135 = 5 ⋅9879427.

It can be written as a sum of positive squares in only one way, i.e., 39526369 + 13653025 = 6287^2 + 3695^2 .

It is not an unprimeable number, because it can be changed into a prime (53179391) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13294847 + ... + 13294850.

Almost surely, 2^53179394 is an apocalyptic number.

53179394 is a deficient number, since it is larger than the sum of its proper divisors (26589700).

53179394 is a wasteful number, since it uses less digits than its factorization.

53179394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26589699.

The product of its digits is 102060, while the sum is 41.

The square root of 53179394 is about 7292.4203115290. The cubic root of 53179394 is about 376.0519064073.

The spelling of 53179394 in words is "fifty-three million, one hundred seventy-nine thousand, three hundred ninety-four".