2006402541 has 32 divisors (see below), whose sum is σ = 3155023872. Its totient is φ = 1118132160.

The previous prime is 2006402533. The next prime is 2006402549. The reversal of 2006402541 is 1452046002.

It is an interprime number because it is at equal distance from previous prime (2006402533) and next prime (2006402549).

It is not a de Polignac number, because 2006402541 - 2³ = 2006402533 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2006402549) 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, 103936 + ... + 121718.

It is an arithmetic number, because the mean of its divisors is an integer number (98594496).

Almost surely, 2^2006402541 is an apocalyptic number.

It is an amenable number.

2006402541 is a deficient number, since it is larger than the sum of its proper divisors (1148621331).

2006402541 is a wasteful number, since it uses less digits than its factorization.

2006402541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18073.

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 2006402541 is about 44792.8849372308. The cubic root of 2006402541 is about 1261.2640671554.

Adding to 2006402541 its reverse (1452046002), we get a palindrome (3458448543).

The spelling of 2006402541 in words is "two billion, six million, four hundred two thousand, five hundred forty-one".