2402542838 has 4 divisors (see below), whose sum is σ = 3603814260. Its totient is φ = 1201271418.

The previous prime is 2402542829. The next prime is 2402542843. The reversal of 2402542838 is 8382452042.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 600635708 + ... + 600635711.

It is an arithmetic number, because the mean of its divisors is an integer number (900953565).

Almost surely, 2^2402542838 is an apocalyptic number.

2402542838 is a deficient number, since it is larger than the sum of its proper divisors (1201271422).

2402542838 is a wasteful number, since it uses less digits than its factorization.

2402542838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1201271421.

The product of its (nonzero) digits is 122880, while the sum is 38.

The square root of 2402542838 is about 49015.7407166310. The cubic root of 2402542838 is about 1339.3385831386.

The spelling of 2402542838 in words is "two billion, four hundred two million, five hundred forty-two thousand, eight hundred thirty-eight".