47873545 has 8 divisors (see below), whose sum is σ = 58094280. Its totient is φ = 37868160.

The previous prime is 47873537. The next prime is 47873569. The reversal of 47873545 is 54537874.

It can be written as a sum of positive squares in 4 ways, for example, as 2013561 + 45859984 = 1419^2 + 6772^2 .

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

It is not a de Polignac number, because 47873545 - 2³ = 47873537 is a prime.

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, 53346 + ... + 54235.

It is an arithmetic number, because the mean of its divisors is an integer number (7261785).

Almost surely, 2^47873545 is an apocalyptic number.

It is an amenable number.

47873545 is a deficient number, since it is larger than the sum of its proper divisors (10220735).

47873545 is a wasteful number, since it uses less digits than its factorization.

47873545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107675.

The product of its digits is 470400, while the sum is 43.

The square root of 47873545 is about 6919.0711081763. The cubic root of 47873545 is about 363.1046934727.

The spelling of 47873545 in words is "forty-seven million, eight hundred seventy-three thousand, five hundred forty-five".