2057143346 has 8 divisors (see below), whose sum is σ = 3103552044. Its totient is φ = 1022626000.

The previous prime is 2057143343. The next prime is 2057143379. The reversal of 2057143346 is 6433417502.

It can be written as a sum of positive squares in 2 ways, for example, as 1527637225 + 529506121 = 39085^2 + 23011^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (2057143343) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2972405 + ... + 2973096.

Almost surely, 2^2057143346 is an apocalyptic number.

2057143346 is a deficient number, since it is larger than the sum of its proper divisors (1046408698).

2057143346 is a wasteful number, since it uses less digits than its factorization.

2057143346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5945676.

The product of its (nonzero) digits is 60480, while the sum is 35.

The square root of 2057143346 is about 45355.7421502504. The cubic root of 2057143346 is about 1271.8079002816.

The spelling of 2057143346 in words is "two billion, fifty-seven million, one hundred forty-three thousand, three hundred forty-six".