4747557474 has 128 divisors (see below), whose sum is σ = 12162355200. Its totient is φ = 1357611840.

The previous prime is 4747557461. The next prime is 4747557481.

It is a happy number.

4747557474 is a `hidden beast` number, since 4 + 7 + 47 + 557 + 47 + 4 = 666.

4747557474 is nontrivially palindromic in base 10.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a self number, because there is not a number n which added to its sum of digits gives 4747557474.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3576999 + ... + 3578325.

It is an arithmetic number, because the mean of its divisors is an integer number (95018400).

Almost surely, 2^4747557474 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4747557474, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6081177600).

4747557474 is an abundant number, since it is smaller than the sum of its proper divisors (7414797726).

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

4747557474 is a wasteful number, since it uses less digits than its factorization.

4747557474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1685 (or 1679 counting only the distinct ones).

The product of its digits is 15366400, while the sum is 54.

The square root of 4747557474 is about 68902.5215358625. The cubic root of 4747557474 is about 1680.6995237407.

The spelling of 4747557474 in words is "four billion, seven hundred forty-seven million, five hundred fifty-seven thousand, four hundred seventy-four".