2010562409 has 4 divisors (see below), whose sum is σ = 2128830804. Its totient is φ = 1892294016.

The previous prime is 2010562399. The next prime is 2010562417. The reversal of 2010562409 is 9042650102.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1821582400 + 188980009 = 42680^2 + 13747^2 .

It is a cyclic number.

It is not a de Polignac number, because 2010562409 - 2⁸ = 2010562153 is a prime.

It is a super-2 number, since 2×2010562409² = 8084722400967766562, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2010562429) 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, 59134172 + ... + 59134205.

It is an arithmetic number, because the mean of its divisors is an integer number (532207701).

Almost surely, 2^2010562409 is an apocalyptic number.

It is an amenable number.

2010562409 is a deficient number, since it is larger than the sum of its proper divisors (118268395).

2010562409 is a wasteful number, since it uses less digits than its factorization.

2010562409 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118268394.

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 2010562409 is about 44839.2953668989. The cubic root of 2010562409 is about 1262.1351237044.

The spelling of 2010562409 in words is "two billion, ten million, five hundred sixty-two thousand, four hundred nine".