4073920 has 56 divisors (see below), whose sum is σ = 10058400. Its totient is φ = 1569792.

The previous prime is 4073917. The next prime is 4073929. The reversal of 4073920 is 293704.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4073929) 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, 9061 + ... + 9499.

Almost surely, 2^4073920 is an apocalyptic number.

4073920 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4073920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5029200).

4073920 is an abundant number, since it is smaller than the sum of its proper divisors (5984480).

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

4073920 is a wasteful number, since it uses less digits than its factorization.

4073920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 485 (or 475 counting only the distinct ones).

The product of its (nonzero) digits is 1512, while the sum is 25.

The square root of 4073920 is about 2018.3954022936. The cubic root of 4073920 is about 159.7119818457.

The spelling of 4073920 in words is "four million, seventy-three thousand, nine hundred twenty".