2042607405 has 32 divisors (see below), whose sum is σ = 3310243200. Its totient is φ = 1075407872.

The previous prime is 2042607401. The next prime is 2042607419. The reversal of 2042607405 is 5047062402.

It is a cyclic number.

It is not a de Polignac number, because 2042607405 - 2² = 2042607401 is a prime.

It is a super-3 number, since 3×2042607405³ (a number of 29 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2042607401) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1584001 + ... + 1585289.

It is an arithmetic number, because the mean of its divisors is an integer number (103445100).

Almost surely, 2^2042607405 is an apocalyptic number.

It is an amenable number.

2042607405 is a deficient number, since it is larger than the sum of its proper divisors (1267635795).

2042607405 is a wasteful number, since it uses less digits than its factorization.

2042607405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2573.

The product of its (nonzero) digits is 13440, while the sum is 30.

The square root of 2042607405 is about 45195.2144037397. The cubic root of 2042607405 is about 1268.8052510418.

Adding to 2042607405 its reverse (5047062402), we get a palindrome (7089669807).

The spelling of 2042607405 in words is "two billion, forty-two million, six hundred seven thousand, four hundred five".