4148615938 has 32 divisors (see below), whose sum is σ = 6725928960. Its totient is φ = 1913271360.

The previous prime is 4148615903. The next prime is 4148616001. The reversal of 4148615938 is 8395168414.

It is a happy number.

It is a super-2 number, since 2×4148615938² = 34422028402055239688, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4148615891 and 4148615900.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 1448628 + ... + 1451488.

It is an arithmetic number, because the mean of its divisors is an integer number (210185280).

Almost surely, 2^4148615938 is an apocalyptic number.

4148615938 is a deficient number, since it is larger than the sum of its proper divisors (2577313022).

4148615938 is a wasteful number, since it uses less digits than its factorization.

4148615938 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4002.

The product of its digits is 829440, while the sum is 49.

The square root of 4148615938 is about 64409.7503333152. The cubic root of 4148615938 is about 1606.8219057563.

The spelling of 4148615938 in words is "four billion, one hundred forty-eight million, six hundred fifteen thousand, nine hundred thirty-eight".