2046006405 has 64 divisors (see below), whose sum is σ = 3814848000. Its totient is φ = 1038998016.

The previous prime is 2046006341. The next prime is 2046006407. The reversal of 2046006405 is 5046006402.

It is a happy number.

It is not a de Polignac number, because 2046006405 - 2⁶ = 2046006341 is a prime.

It is a super-2 number, since 2×2046006405² = 8372284418602048050, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2046006407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 282216 + ... + 289374.

It is an arithmetic number, because the mean of its divisors is an integer number (59607000).

Almost surely, 2^2046006405 is an apocalyptic number.

It is an amenable number.

2046006405 is a deficient number, since it is larger than the sum of its proper divisors (1768841595).

2046006405 is a wasteful number, since it uses less digits than its factorization.

2046006405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7275 (or 7269 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 2046006405 is about 45232.8023120390. The cubic root of 2046006405 is about 1269.5086459741.

The spelling of 2046006405 in words is "two billion, forty-six million, six thousand, four hundred five".