53597378 has 8 divisors (see below), whose sum is σ = 80683020. Its totient is φ = 26703040.

The previous prime is 53597377. The next prime is 53597431. The reversal of 53597378 is 87379535.

It can be written as a sum of positive squares in 2 ways, for example, as 52027369 + 1570009 = 7213^2 + 1253^2 .

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

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (53597377) 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, 47123 + ... + 48246.

Almost surely, 2^53597378 is an apocalyptic number.

53597378 is a deficient number, since it is larger than the sum of its proper divisors (27085642).

53597378 is a wasteful number, since it uses less digits than its factorization.

53597378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95652.

The product of its digits is 793800, while the sum is 47.

The square root of 53597378 is about 7321.0230159452. The cubic root of 53597378 is about 377.0345780891.

The spelling of 53597378 in words is "fifty-three million, five hundred ninety-seven thousand, three hundred seventy-eight".