4048590 has 64 divisors (see below), whose sum is σ = 11966976. Its totient is φ = 853632.

The previous prime is 4048589. The next prime is 4048613. The reversal of 4048590 is 958404.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1989 + ... + 3471.

It is an arithmetic number, because the mean of its divisors is an integer number (186984).

Almost surely, 2^4048590 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4048590, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5983488).

4048590 is an abundant number, since it is smaller than the sum of its proper divisors (7918386).

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

4048590 is a wasteful number, since it uses less digits than its factorization.

4048590 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1513.

The product of its (nonzero) digits is 5760, while the sum is 30.

The square root of 4048590 is about 2012.1108319374. The cubic root of 4048590 is about 159.3802850996.

It can be divided in two parts, 40485 and 90, that multiplied together give a triangular number (3643650 = T₂₆₉₉).

The spelling of 4048590 in words is "four million, forty-eight thousand, five hundred ninety".