53896378 has 4 divisors (see below), whose sum is σ = 80844570. Its totient is φ = 26948188.

The previous prime is 53896361. The next prime is 53896379. The reversal of 53896378 is 87369835.

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., 48121969 + 5774409 = 6937^2 + 2403^2 .

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (53896379) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13474093 + ... + 13474096.

Almost surely, 2^53896378 is an apocalyptic number.

53896378 is a deficient number, since it is larger than the sum of its proper divisors (26948192).

53896378 is a wasteful number, since it uses less digits than its factorization.

53896378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26948191.

The product of its digits is 1088640, while the sum is 49.

The square root of 53896378 is about 7341.4152586542. The cubic root of 53896378 is about 377.7343906407.

The spelling of 53896378 in words is "fifty-three million, eight hundred ninety-six thousand, three hundred seventy-eight".