3146243738 has 16 divisors (see below), whose sum is σ = 5372243136. Its totient is φ = 1367931840.

The previous prime is 3146243731. The next prime is 3146243741. The reversal of 3146243738 is 8373426413.

It is a junction number, because it is equal to n+sod(n) for n = 3146243695 and 3146243704.

It is not an unprimeable number, because it can be changed into a prime (3146243731) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3108431 + ... + 3109442.

It is an arithmetic number, because the mean of its divisors is an integer number (335765196).

Almost surely, 2^3146243738 is an apocalyptic number.

3146243738 is a deficient number, since it is larger than the sum of its proper divisors (2225999398).

3146243738 is a wasteful number, since it uses less digits than its factorization.

3146243738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6217909.

The product of its digits is 290304, while the sum is 41.

The square root of 3146243738 is about 56091.3873780993. The cubic root of 3146243738 is about 1465.3143005059.

The spelling of 3146243738 in words is "three billion, one hundred forty-six million, two hundred forty-three thousand, seven hundred thirty-eight".