47453545 has 16 divisors (see below), whose sum is σ = 63469440. Its totient is φ = 33848064.

The previous prime is 47453543. The next prime is 47453587. The reversal of 47453545 is 54535474.

It is a cyclic number.

It is not a de Polignac number, because 47453545 - 2¹ = 47453543 is a prime.

It is not an unprimeable number, because it can be changed into a prime (47453543) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13077 + ... + 16306.

It is an arithmetic number, because the mean of its divisors is an integer number (3966840).

Almost surely, 2^47453545 is an apocalyptic number.

It is an amenable number.

47453545 is a deficient number, since it is larger than the sum of its proper divisors (16015895).

47453545 is a wasteful number, since it uses less digits than its factorization.

47453545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29424.

The product of its digits is 168000, while the sum is 37.

The square root of 47453545 is about 6888.6533517082. The cubic root of 47453545 is about 362.0397202124.

The spelling of 47453545 in words is "forty-seven million, four hundred fifty-three thousand, five hundred forty-five".