2135450 has 12 divisors (see below), whose sum is σ = 3972030. Its totient is φ = 854160.

The previous prime is 2135447. The next prime is 2135453. The reversal of 2135450 is 545312.

It is an interprime number because it is at equal distance from previous prime (2135447) and next prime (2135453).

It can be written as a sum of positive squares in 3 ways, for example, as 1301881 + 833569 = 1141^2 + 913^2 .

It is a d-powerful number, because it can be written as 2¹¹ + 1 + 3¹¹ + 5⁵ + 4 + 5⁹ + 0 .

It is not an unprimeable number, because it can be changed into a prime (2135453) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 21305 + ... + 21404.

2^2135450 is an apocalyptic number.

2135450 is a deficient number, since it is larger than the sum of its proper divisors (1836580).

2135450 is a wasteful number, since it uses less digits than its factorization.

2135450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42721 (or 42716 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 20.

The square root of 2135450 is about 1461.3178983370. The cubic root of 2135450 is about 128.7744792742.

The spelling of 2135450 in words is "two million, one hundred thirty-five thousand, four hundred fifty".