947475348 has 48 divisors (see below), whose sum is σ = 2350736640. Its totient is φ = 295988224.

The previous prime is 947475343. The next prime is 947475377. The reversal of 947475348 is 843574749.

947475348 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×947475348² = 1795419070135442208, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a self number, because there is not a number n which added to its sum of digits gives 947475348.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (947475343) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39040 + ... + 58472.

It is an arithmetic number, because the mean of its divisors is an integer number (48973680).

Almost surely, 2^947475348 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 947475348, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1175368320).

947475348 is an abundant number, since it is smaller than the sum of its proper divisors (1403261292).

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

947475348 is a wasteful number, since it uses less digits than its factorization.

947475348 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19696 (or 19694 counting only the distinct ones).

The product of its digits is 3386880, while the sum is 51.

The square root of 947475348 is about 30781.0875051548. The cubic root of 947475348 is about 982.1759743150.

The spelling of 947475348 in words is "nine hundred forty-seven million, four hundred seventy-five thousand, three hundred forty-eight".