52945745 has 8 divisors (see below), whose sum is σ = 64483584. Its totient is φ = 41724144.

The previous prime is 52945729. The next prime is 52945751. The reversal of 52945745 is 54754925.

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 52945745 - 2⁴ = 52945729 is a prime.

It is a Duffinian number.

It is a Curzon 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, 78689 + ... + 79358.

It is an arithmetic number, because the mean of its divisors is an integer number (8060448).

Almost surely, 2^52945745 is an apocalyptic number.

It is an amenable number.

52945745 is a deficient number, since it is larger than the sum of its proper divisors (11537839).

52945745 is a wasteful number, since it uses less digits than its factorization.

52945745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158119.

The product of its digits is 252000, while the sum is 41.

The square root of 52945745 is about 7276.3826864727. The cubic root of 52945745 is about 375.5003572685.

The spelling of 52945745 in words is "fifty-two million, nine hundred forty-five thousand, seven hundred forty-five".