28406462 has 8 divisors (see below), whose sum is σ = 48696816. Its totient is φ = 12174192.

The previous prime is 28406453. The next prime is 28406503. The reversal of 28406462 is 26460482.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1014503 + ... + 1014530.

It is an arithmetic number, because the mean of its divisors is an integer number (6087102).

Almost surely, 2^28406462 is an apocalyptic number.

28406462 is a deficient number, since it is larger than the sum of its proper divisors (20290354).

28406462 is a wasteful number, since it uses less digits than its factorization.

28406462 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2029042.

The product of its (nonzero) digits is 18432, while the sum is 32.

The square root of 28406462 is about 5329.7712896521. The cubic root of 28406462 is about 305.1211988091.

The spelling of 28406462 in words is "twenty-eight million, four hundred six thousand, four hundred sixty-two".