2405261542 has 16 divisors (see below), whose sum is σ = 3779868672. Its totient is φ = 1146463560.

The previous prime is 2405261527. The next prime is 2405261543. The reversal of 2405261542 is 2451625042.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2405261543) 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 7 ways as a sum of consecutive naturals, for example, 285358 + ... + 293665.

It is an arithmetic number, because the mean of its divisors is an integer number (236241792).

Almost surely, 2^2405261542 is an apocalyptic number.

2405261542 is a deficient number, since it is larger than the sum of its proper divisors (1374607130).

2405261542 is a wasteful number, since it uses less digits than its factorization.

2405261542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 579123.

The product of its (nonzero) digits is 19200, while the sum is 31.

The square root of 2405261542 is about 49043.4658440857. The cubic root of 2405261542 is about 1339.8435887088.

Adding to 2405261542 its reverse (2451625042), we get a palindrome (4856886584).

The spelling of 2405261542 in words is "two billion, four hundred five million, two hundred sixty-one thousand, five hundred forty-two".