3157446348 has 144 divisors (see below), whose sum is σ = 9825693696. Its totient is φ = 835021440.

The previous prime is 3157446307. The next prime is 3157446389. The reversal of 3157446348 is 8436447513.

3157446348 is a `hidden beast` number, since 3 + 1 + 5 + 7 + 4 + 4 + 634 + 8 = 666.

It is an interprime number because it is at equal distance from previous prime (3157446307) and next prime (3157446389).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 170890 + ... + 188462.

It is an arithmetic number, because the mean of its divisors is an integer number (68233984).

Almost surely, 2^3157446348 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 3157446348, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4912846848).

3157446348 is an abundant number, since it is smaller than the sum of its proper divisors (6668247348).

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

3157446348 is a wasteful number, since it uses less digits than its factorization.

3157446348 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17644 (or 17639 counting only the distinct ones).

The product of its digits is 967680, while the sum is 45.

The square root of 3157446348 is about 56191.1589843100. The cubic root of 3157446348 is about 1467.0513878032.

The spelling of 3157446348 in words is "three billion, one hundred fifty-seven million, four hundred forty-six thousand, three hundred forty-eight".