34474987 has 4 divisors (see below), whose sum is σ = 36289480. Its totient is φ = 32660496.

The previous prime is 34474981. The next prime is 34474991. The reversal of 34474987 is 78947443.

34474987 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 34474987 - 2¹⁹ = 33950699 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (34474981) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 907218 + ... + 907255.

It is an arithmetic number, because the mean of its divisors is an integer number (9072370).

Almost surely, 2^34474987 is an apocalyptic number.

34474987 is a deficient number, since it is larger than the sum of its proper divisors (1814493).

34474987 is a wasteful number, since it uses less digits than its factorization.

34474987 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1814492.

The product of its digits is 677376, while the sum is 46.

The square root of 34474987 is about 5871.5404282011. The cubic root of 34474987 is about 325.4628104527.

The spelling of 34474987 in words is "thirty-four million, four hundred seventy-four thousand, nine hundred eighty-seven".