53426938 has 4 divisors (see below), whose sum is σ = 80140410. Its totient is φ = 26713468.

The previous prime is 53426881. The next prime is 53426957. The reversal of 53426938 is 83962435.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 31214569 + 22212369 = 5587^2 + 4713^2 .

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 53426938.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13356733 + ... + 13356736.

Almost surely, 2^53426938 is an apocalyptic number.

53426938 is a deficient number, since it is larger than the sum of its proper divisors (26713472).

53426938 is a wasteful number, since it uses less digits than its factorization.

53426938 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26713471.

The product of its digits is 155520, while the sum is 40.

The square root of 53426938 is about 7309.3732973491. The cubic root of 53426938 is about 376.6344962561.

It can be divided in two parts, 534 and 26938, that added together give a palindrome (27472).

The spelling of 53426938 in words is "fifty-three million, four hundred twenty-six thousand, nine hundred thirty-eight".