2418690 has 32 divisors (see below), whose sum is σ = 5964480. Its totient is φ = 627264.

The previous prime is 2418683. The next prime is 2418697. The reversal of 2418690 is 968142.

It is an interprime number because it is at equal distance from previous prime (2418683) and next prime (2418697).

It is a super-2 number, since 2×2418690² = 11700122632200, which contains 22 as substring.

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

It is a d-powerful number, because it can be written as 2⁷ + 4⁹ + 1 + 8⁷ + 6³ + 9⁵ + 0 .

It is not an unprimeable number, because it can be changed into a prime (2418697) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21 + ... + 2199.

It is an arithmetic number, because the mean of its divisors is an integer number (186390).

2^2418690 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2418690, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2982240).

2418690 is an abundant number, since it is smaller than the sum of its proper divisors (3545790).

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

2418690 is a wasteful number, since it uses less digits than its factorization.

2418690 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2226.

The product of its (nonzero) digits is 3456, while the sum is 30.

The square root of 2418690 is about 1555.2138116671. The cubic root of 2418690 is about 134.2332389979.

The spelling of 2418690 in words is "two million, four hundred eighteen thousand, six hundred ninety".