4148538 has 16 divisors (see below), whose sum is σ = 8317920. Its totient is φ = 1379376.

The previous prime is 4148489. The next prime is 4148567. The reversal of 4148538 is 8358414.

It is a junction number, because it is equal to n+sod(n) for n = 4148499 and 4148508.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3156 + ... + 4272.

It is an arithmetic number, because the mean of its divisors is an integer number (519870).

Almost surely, 2^4148538 is an apocalyptic number.

4148538 is an abundant number, since it is smaller than the sum of its proper divisors (4169382).

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

4148538 is a wasteful number, since it uses less digits than its factorization.

4148538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1741.

The product of its digits is 15360, while the sum is 33.

The square root of 4148538 is about 2036.7960133504. The cubic root of 4148538 is about 160.6811843503.

The spelling of 4148538 in words is "four million, one hundred forty-eight thousand, five hundred thirty-eight".