47085434 has 16 divisors (see below), whose sum is σ = 77158656. Its totient is φ = 21372000.

The previous prime is 47085421. The next prime is 47085443. The reversal of 47085434 is 43458074.

It is a junction number, because it is equal to n+sod(n) for n = 47085394 and 47085403.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23159 + ... + 25109.

It is an arithmetic number, because the mean of its divisors is an integer number (4822416).

Almost surely, 2^47085434 is an apocalyptic number.

47085434 is a deficient number, since it is larger than the sum of its proper divisors (30073222).

47085434 is a wasteful number, since it uses less digits than its factorization.

47085434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3061.

The product of its (nonzero) digits is 53760, while the sum is 35.

The square root of 47085434 is about 6861.8826862604. The cubic root of 47085434 is about 361.1011398027.

The spelling of 47085434 in words is "forty-seven million, eighty-five thousand, four hundred thirty-four".