2090718 has 32 divisors (see below), whose sum is σ = 5310720. Its totient is φ = 597240.

The previous prime is 2090717. The next prime is 2090719. The reversal of 2090718 is 8170902.

It is an interprime number because it is at equal distance from previous prime (2090717) and next prime (2090719).

It is a super-2 number, since 2×2090718² = 8742203511048, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 2090691 and 2090700.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2090717) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2388 + ... + 3143.

It is an arithmetic number, because the mean of its divisors is an integer number (165960).

2^2090718 is an apocalyptic number.

2090718 is an abundant number, since it is smaller than the sum of its proper divisors (3220002).

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

2090718 is a wasteful number, since it uses less digits than its factorization.

2090718 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5549 (or 5543 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 27.

The square root of 2090718 is about 1445.9315336488. The cubic root of 2090718 is about 127.8689658404.

The spelling of 2090718 in words is "two million, ninety thousand, seven hundred eighteen".