3149993246 has 4 divisors (see below), whose sum is σ = 4724989872. Its totient is φ = 1574996622.

The previous prime is 3149993243. The next prime is 3149993263. The reversal of 3149993246 is 6423999413.

3149993246 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6423999413 = 13 ⋅494153801.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 3149993194 and 3149993203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3149993243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 787498310 + ... + 787498313.

It is an arithmetic number, because the mean of its divisors is an integer number (1181247468).

Almost surely, 2^3149993246 is an apocalyptic number.

3149993246 is a deficient number, since it is larger than the sum of its proper divisors (1574996626).

3149993246 is a wasteful number, since it uses less digits than its factorization.

3149993246 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1574996625.

The product of its digits is 1259712, while the sum is 50.

The square root of 3149993246 is about 56124.8006321626. The cubic root of 3149993246 is about 1465.8961611876.

The spelling of 3149993246 in words is "three billion, one hundred forty-nine million, nine hundred ninety-three thousand, two hundred forty-six".