53158426 has 8 divisors (see below), whose sum is σ = 79813620. Its totient is φ = 26553888.

The previous prime is 53158423. The next prime is 53158463. The reversal of 53158426 is 62485135.

It can be written as a sum of positive squares in 2 ways, for example, as 47403225 + 5755201 = 6885^2 + 2399^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 53158391 and 53158400.

It is not an unprimeable number, because it can be changed into a prime (53158423) 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 in 3 ways as a sum of consecutive naturals, for example, 9921 + ... + 14308.

Almost surely, 2^53158426 is an apocalyptic number.

53158426 is a deficient number, since it is larger than the sum of its proper divisors (26655194).

53158426 is a wasteful number, since it uses less digits than its factorization.

53158426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25328.

The product of its digits is 28800, while the sum is 34.

The square root of 53158426 is about 7290.9825126659. The cubic root of 53158426 is about 376.0024756514.

The spelling of 53158426 in words is "fifty-three million, one hundred fifty-eight thousand, four hundred twenty-six".