2058406140 has 96 divisors (see below), whose sum is σ = 6647477760. Its totient is φ = 466166016.

The previous prime is 2058406127. The next prime is 2058406153. The reversal of 2058406140 is 416048502.

It is an interprime number because it is at equal distance from previous prime (2058406127) and next prime (2058406153).

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

It is a junction number, because it is equal to n+sod(n) for n = 2058406098 and 2058406107.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 23299 + ... + 68261.

It is an arithmetic number, because the mean of its divisors is an integer number (69244560).

Almost surely, 2^2058406140 is an apocalyptic number.

2058406140 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 2058406140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3323738880).

2058406140 is an abundant number, since it is smaller than the sum of its proper divisors (4589071620).

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

2058406140 is a wasteful number, since it uses less digits than its factorization.

2058406140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45091 (or 45089 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 30.

The square root of 2058406140 is about 45369.6610082112. The cubic root of 2058406140 is about 1272.0680835556.

The spelling of 2058406140 in words is "two billion, fifty-eight million, four hundred six thousand, one hundred forty".