2058420 has 144 divisors (see below), whose sum is σ = 7378560. Its totient is φ = 419328.

The previous prime is 2058409. The next prime is 2058439. The reversal of 2058420 is 248502.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 70966 + ... + 70994.

It is an arithmetic number, because the mean of its divisors is an integer number (51240).

2^2058420 is an apocalyptic number.

2058420 is a gapful number since it is divisible by the number (20) 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 2058420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3689280).

2058420 is an abundant number, since it is smaller than the sum of its proper divisors (5320140).

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

2058420 is a wasteful number, since it uses less digits than its factorization.

2058420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74 (or 59 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 21.

The square root of 2058420 is about 1434.7194847774. The cubic root of 2058420 is about 127.2070938649.

The spelling of 2058420 in words is "two million, fifty-eight thousand, four hundred twenty".