47135408 has 20 divisors (see below), whose sum is σ = 91431648. Its totient is φ = 23540160.

The previous prime is 47135401. The next prime is 47135449. The reversal of 47135408 is 80453174.

It is not an unprimeable number, because it can be changed into a prime (47135401) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24398 + ... + 26258.

Almost surely, 2^47135408 is an apocalyptic number.

It is an amenable number.

47135408 is a deficient number, since it is larger than the sum of its proper divisors (44296240).

47135408 is a wasteful number, since it uses less digits than its factorization.

47135408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3452 (or 3446 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 32.

The square root of 47135408 is about 6865.5231410287. The cubic root of 47135408 is about 361.2288458776.

The spelling of 47135408 in words is "forty-seven million, one hundred thirty-five thousand, four hundred eight".