3138472935 has 96 divisors (see below), whose sum is σ = 6473271168. Its totient is φ = 1390878720.

The previous prime is 3138472921. The next prime is 3138472937. The reversal of 3138472935 is 5392748313.

3138472935 is a `hidden beast` number, since 313 + 8 + 47 + 293 + 5 = 666.

It is not a de Polignac number, because 3138472935 - 2⁴ = 3138472919 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3138472937) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 221875 + ... + 235595.

It is an arithmetic number, because the mean of its divisors is an integer number (67429908).

Almost surely, 2^3138472935 is an apocalyptic number.

3138472935 is an abundant number, since it is smaller than the sum of its proper divisors (3334798233).

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

3138472935 is a wasteful number, since it uses less digits than its factorization.

3138472935 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13785 (or 13782 counting only the distinct ones).

The product of its digits is 544320, while the sum is 45.

The square root of 3138472935 is about 56022.0754256748. The cubic root of 3138472935 is about 1464.1069288892.

The spelling of 3138472935 in words is "three billion, one hundred thirty-eight million, four hundred seventy-two thousand, nine hundred thirty-five".