3802857438 has 16 divisors (see below), whose sum is σ = 7679558016. Its totient is φ = 1255311960.

The previous prime is 3802857437. The next prime is 3802857463. The reversal of 3802857438 is 8347582083.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3802857437) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3076128 + ... + 3077363.

It is an arithmetic number, because the mean of its divisors is an integer number (479972376).

Almost surely, 2^3802857438 is an apocalyptic number.

3802857438 is an abundant number, since it is smaller than the sum of its proper divisors (3876700578).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3802857438 is a wasteful number, since it uses less digits than its factorization.

3802857438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6153599.

The product of its (nonzero) digits is 1290240, while the sum is 48.

The square root of 3802857438 is about 61667.3125569779. The cubic root of 3802857438 is about 1560.8817935479.

The spelling of 3802857438 in words is "three billion, eight hundred two million, eight hundred fifty-seven thousand, four hundred thirty-eight".