47134578 has 32 divisors (see below), whose sum is σ = 96958080. Its totient is φ = 15269760.

The previous prime is 47134519. The next prime is 47134589. The reversal of 47134578 is 87543174.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31851 + ... + 33297.

It is an arithmetic number, because the mean of its divisors is an integer number (3029940).

Almost surely, 2^47134578 is an apocalyptic number.

47134578 is an abundant number, since it is smaller than the sum of its proper divisors (49823502).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

47134578 is a wasteful number, since it uses less digits than its factorization.

47134578 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1602.

The product of its digits is 94080, while the sum is 39.

The square root of 47134578 is about 6865.4626938029. The cubic root of 47134578 is about 361.2267255911.

The spelling of 47134578 in words is "forty-seven million, one hundred thirty-four thousand, five hundred seventy-eight".