52146455 has 8 divisors (see below), whose sum is σ = 63433392. Its totient is φ = 41145408.

The previous prime is 52146443. The next prime is 52146461. The reversal of 52146455 is 55464125.

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

It is a cyclic number.

It is not a de Polignac number, because 52146455 - 2⁴ = 52146439 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 71069 + ... + 71798.

It is an arithmetic number, because the mean of its divisors is an integer number (7929174).

Almost surely, 2^52146455 is an apocalyptic number.

52146455 is a deficient number, since it is larger than the sum of its proper divisors (11286937).

52146455 is a wasteful number, since it uses less digits than its factorization.

52146455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142945.

The product of its digits is 24000, while the sum is 32.

The square root of 52146455 is about 7221.2502380128. The cubic root of 52146455 is about 373.6012006336.

The spelling of 52146455 in words is "fifty-two million, one hundred forty-six thousand, four hundred fifty-five".