2406818 has 6 divisors (see below), whose sum is σ = 3613521. Its totient is φ = 1202312.

The previous prime is 2406799. The next prime is 2406821. The reversal of 2406818 is 8186042.

It can be written as a sum of positive squares in 2 ways, for example, as 2289169 + 117649 = 1513^2 + 343^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=1097.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 1646 + ... + 2742.

2^2406818 is an apocalyptic number.

2406818 is a deficient number, since it is larger than the sum of its proper divisors (1206703).

2406818 is an frugal number, since it uses more digits than its factorization.

2406818 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2196 (or 1099 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 29.

The square root of 2406818 is about 1551.3922779233. The cubic root of 2406818 is about 134.0132533115.

The spelling of 2406818 in words is "two million, four hundred six thousand, eight hundred eighteen".