53191274 has 8 divisors (see below), whose sum is σ = 81943428. Its totient is φ = 25876800.

The previous prime is 53191223. The next prime is 53191291. The reversal of 53191274 is 47219135.

53191274 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 51768025 + 1423249 = 7195^2 + 1193^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 53191274.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 359327 + ... + 359474.

Almost surely, 2^53191274 is an apocalyptic number.

53191274 is a deficient number, since it is larger than the sum of its proper divisors (28752154).

53191274 is a wasteful number, since it uses less digits than its factorization.

53191274 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 718840.

The product of its digits is 7560, while the sum is 32.

The square root of 53191274 is about 7293.2348104253. The cubic root of 53191274 is about 376.0799070023.

The spelling of 53191274 in words is "fifty-three million, one hundred ninety-one thousand, two hundred seventy-four".