2100074 has 8 divisors (see below), whose sum is σ = 3163908. Its totient is φ = 1045440.

The previous prime is 2100071. The next prime is 2100079. The reversal of 2100074 is 4700012.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1600225 + 499849 = 1265^2 + 707^2 .

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

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2100071) 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, 1697 + ... + 2660.

2^2100074 is an apocalyptic number.

2100074 is a deficient number, since it is larger than the sum of its proper divisors (1063834).

2100074 is a wasteful number, since it uses less digits than its factorization.

2100074 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4600.

The product of its (nonzero) digits is 56, while the sum is 14.

The square root of 2100074 is about 1449.1632068197. The cubic root of 2100074 is about 128.0594206534.

Adding to 2100074 its reverse (4700012), we get a palindrome (6800086).

The spelling of 2100074 in words is "two million, one hundred thousand, seventy-four".