2406428 has 6 divisors (see below), whose sum is σ = 4211256. Its totient is φ = 1203212.

The previous prime is 2406379. The next prime is 2406457. The reversal of 2406428 is 8246042.

It is a plaindrome in base 9.

It is a zygodrome in base 9.

It is a junction number, because it is equal to n+sod(n) for n = 2406397 and 2406406.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 300800 + ... + 300807.

It is an arithmetic number, because the mean of its divisors is an integer number (701876).

2^2406428 is an apocalyptic number.

It is an amenable number.

2406428 is a deficient number, since it is larger than the sum of its proper divisors (1804828).

2406428 is a wasteful number, since it uses less digits than its factorization.

2406428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 601611 (or 601609 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 26.

The square root of 2406428 is about 1551.2665792829. The cubic root of 2406428 is about 134.0060144327.

The spelling of 2406428 in words is "two million, four hundred six thousand, four hundred twenty-eight".