4638373782 has 16 divisors (see below), whose sum is σ = 10601997312. Its totient is φ = 1325249640.

The previous prime is 4638373777. The next prime is 4638373787. The reversal of 4638373782 is 2873738364.

It is an interprime number because it is at equal distance from previous prime (4638373777) and next prime (4638373787).

It is a super-2 number, since 2×4638373782² = 43029022683089967048, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4638373787) 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, 55218694 + ... + 55218777.

It is an arithmetic number, because the mean of its divisors is an integer number (662624832).

Almost surely, 2^4638373782 is an apocalyptic number.

4638373782 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

4638373782 is an abundant number, since it is smaller than the sum of its proper divisors (5963623530).

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

4638373782 is a wasteful number, since it uses less digits than its factorization.

4638373782 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110437483.

The product of its digits is 4064256, while the sum is 51.

The square root of 4638373782 is about 68105.6075664846. The cubic root of 4638373782 is about 1667.7153050273.

The spelling of 4638373782 in words is "four billion, six hundred thirty-eight million, three hundred seventy-three thousand, seven hundred eighty-two".