53093438 has 4 divisors (see below), whose sum is σ = 79640160. Its totient is φ = 26546718.

The previous prime is 53093437. The next prime is 53093441. The reversal of 53093438 is 83439035.

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

It is a junction number, because it is equal to n+sod(n) for n = 53093398 and 53093407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53093437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13273358 + ... + 13273361.

It is an arithmetic number, because the mean of its divisors is an integer number (19910040).

Almost surely, 2^53093438 is an apocalyptic number.

53093438 is a deficient number, since it is larger than the sum of its proper divisors (26546722).

53093438 is a wasteful number, since it uses less digits than its factorization.

53093438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26546721.

The product of its (nonzero) digits is 38880, while the sum is 35.

The square root of 53093438 is about 7286.5244115422. The cubic root of 53093438 is about 375.8491878580.

The spelling of 53093438 in words is "fifty-three million, ninety-three thousand, four hundred thirty-eight".