2042581629 has 16 divisors (see below), whose sum is σ = 2998290240. Its totient is φ = 1226568960.

The previous prime is 2042581613. The next prime is 2042581669. The reversal of 2042581629 is 9261852402.

It is not a de Polignac number, because 2042581629 - 2⁴ = 2042581613 is a prime.

It is a super-2 number, since 2×2042581629² = 8344279422256587282, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2042581669) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 280332 + ... + 287525.

It is an arithmetic number, because the mean of its divisors is an integer number (187393140).

Almost surely, 2^2042581629 is an apocalyptic number.

It is an amenable number.

2042581629 is a deficient number, since it is larger than the sum of its proper divisors (955708611).

2042581629 is a wasteful number, since it uses less digits than its factorization.

2042581629 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 567980.

The product of its (nonzero) digits is 69120, while the sum is 39.

The square root of 2042581629 is about 45194.9292399048. The cubic root of 2042581629 is about 1268.7999139317.

The spelling of 2042581629 in words is "two billion, forty-two million, five hundred eighty-one thousand, six hundred twenty-nine".