53993914 has 8 divisors (see below), whose sum is σ = 87220980. Its totient is φ = 24920256.

The previous prime is 53993899. The next prime is 53993917. The reversal of 53993914 is 41939935.

It can be written as a sum of positive squares in 2 ways, for example, as 47155689 + 6838225 = 6867^2 + 2615^2 .

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

It is not an unprimeable number, because it can be changed into a prime (53993917) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1038319 + ... + 1038370.

Almost surely, 2^53993914 is an apocalyptic number.

53993914 is a deficient number, since it is larger than the sum of its proper divisors (33227066).

53993914 is a wasteful number, since it uses less digits than its factorization.

53993914 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2076704.

The product of its digits is 131220, while the sum is 43.

The square root of 53993914 is about 7348.0551168319. The cubic root of 53993914 is about 377.9621146581.

The spelling of 53993914 in words is "fifty-three million, nine hundred ninety-three thousand, nine hundred fourteen".