53761394 has 4 divisors (see below), whose sum is σ = 80642094. Its totient is φ = 26880696.

The previous prime is 53761387. The next prime is 53761399. The reversal of 53761394 is 49316735.

It is a happy number.

53761394 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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., 34515625 + 19245769 = 5875^2 + 4387^2 .

It is not an unprimeable number, because it can be changed into a prime (53761399) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13440347 + ... + 13440350.

Almost surely, 2^53761394 is an apocalyptic number.

53761394 is a deficient number, since it is larger than the sum of its proper divisors (26880700).

53761394 is a wasteful number, since it uses less digits than its factorization.

53761394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26880699.

The product of its digits is 68040, while the sum is 38.

The square root of 53761394 is about 7332.2161724816. The cubic root of 53761394 is about 377.4187805327.

The spelling of 53761394 in words is "fifty-three million, seven hundred sixty-one thousand, three hundred ninety-four".