3149858506 has 4 divisors (see below), whose sum is σ = 4724787762. Its totient is φ = 1574929252.

The previous prime is 3149858477. The next prime is 3149858521. The reversal of 3149858506 is 6058589413.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 2750058481 + 399800025 = 52441^2 + 19995^2 .

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 3149858506.

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 as a sum of consecutive naturals, namely, 787464625 + ... + 787464628.

Almost surely, 2^3149858506 is an apocalyptic number.

3149858506 is a deficient number, since it is larger than the sum of its proper divisors (1574929256).

3149858506 is a wasteful number, since it uses less digits than its factorization.

3149858506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1574929255.

The product of its (nonzero) digits is 1036800, while the sum is 49.

The square root of 3149858506 is about 56123.6002587147. The cubic root of 3149858506 is about 1465.8752598025.

The spelling of 3149858506 in words is "three billion, one hundred forty-nine million, eight hundred fifty-eight thousand, five hundred six".