3166425442 has 16 divisors (see below), whose sum is σ = 4879498680. Its totient is φ = 1539952128.

The previous prime is 3166425419. The next prime is 3166425473. The reversal of 3166425442 is 2445246613.

It is a Cunningham number, because it is equal to 56271²+1.

It can be written as a sum of positive squares in 4 ways, for example, as 2833326441 + 333099001 = 53229^2 + 18251^2 .

It is a Harshad number since it is a multiple of its sum of digits (37).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 470034 + ... + 476722.

Almost surely, 2^3166425442 is an apocalyptic number.

3166425442 is a deficient number, since it is larger than the sum of its proper divisors (1713073238).

3166425442 is a wasteful number, since it uses less digits than its factorization.

3166425442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13125.

The product of its digits is 138240, while the sum is 37.

The square root of 3166425442 is about 56271.0000088856. Note that the first 5 decimals coincide. The cubic root of 3166425442 is about 1468.4407305080.

The spelling of 3166425442 in words is "three billion, one hundred sixty-six million, four hundred twenty-five thousand, four hundred forty-two".