2100346 has 8 divisors (see below), whose sum is σ = 3171060. Its totient is φ = 1043328.

The previous prime is 2100313. The next prime is 2100353. The reversal of 2100346 is 6430012.

It can be written as a sum of positive squares in 2 ways, for example, as 2088025 + 12321 = 1445^2 + 111^2 .

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

It is a super-2 number, since 2×2100346² = 8822906639432, which contains 22 as substring.

It is an Ulam number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3031 + ... + 3658.

2^2100346 is an apocalyptic number.

2100346 is a deficient number, since it is larger than the sum of its proper divisors (1070714).

2100346 is a wasteful number, since it uses less digits than its factorization.

2100346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6848.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 2100346 is about 1449.2570510437. The cubic root of 2100346 is about 128.0649491346.

Adding to 2100346 its reverse (6430012), we get a palindrome (8530358).

The spelling of 2100346 in words is "two million, one hundred thousand, three hundred forty-six".