3487146842 has 8 divisors (see below), whose sum is σ = 5358298932. Its totient is φ = 1701047200.

The previous prime is 3487146833. The next prime is 3487146869. The reversal of 3487146842 is 2486417843.

It can be written as a sum of positive squares in 2 ways, for example, as 2628715441 + 858431401 = 51271^2 + 29299^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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 3 ways as a sum of consecutive naturals, for example, 21263009 + ... + 21263172.

Almost surely, 2^3487146842 is an apocalyptic number.

3487146842 is a deficient number, since it is larger than the sum of its proper divisors (1871152090).

3487146842 is a wasteful number, since it uses less digits than its factorization.

3487146842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42526224.

The product of its digits is 1032192, while the sum is 47.

The square root of 3487146842 is about 59052.0689053313. The cubic root of 3487146842 is about 1516.4336463056.

The spelling of 3487146842 in words is "three billion, four hundred eighty-seven million, one hundred forty-six thousand, eight hundred forty-two".