4374020 has 48 divisors (see below), whose sum is σ = 10617600. Its totient is φ = 1482624.

The previous prime is 4374001. The next prime is 4374031. The reversal of 4374020 is 204734.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 4373983 and 4374001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21881 + ... + 22079.

It is an arithmetic number, because the mean of its divisors is an integer number (221200).

Almost surely, 2^4374020 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4374020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5308800).

4374020 is an abundant number, since it is smaller than the sum of its proper divisors (6243580).

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

4374020 is a wasteful number, since it uses less digits than its factorization.

4374020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 372 (or 370 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 20.

The square root of 4374020 is about 2091.4157884075. The cubic root of 4374020 is about 163.5411026166.

Adding to 4374020 its reverse (204734), we get a palindrome (4578754).

The spelling of 4374020 in words is "four million, three hundred seventy-four thousand, twenty".