1426628 has 12 divisors (see below), whose sum is σ = 2853312. Its totient is φ = 611400.

The previous prime is 1426627. The next prime is 1426643. The reversal of 1426628 is 8266241.

1426628 is an admirable number.

It is a hoax number, since the sum of its digits (29) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 1426628.

It is not an unprimeable number, because it can be changed into a prime (1426627) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25448 + ... + 25503.

It is an arithmetic number, because the mean of its divisors is an integer number (237776).

2^1426628 is an apocalyptic number.

It is an amenable number.

1426628 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1426628 is a wasteful number, since it uses less digits than its factorization.

1426628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50962 (or 50960 counting only the distinct ones).

The product of its digits is 4608, while the sum is 29.

The square root of 1426628 is about 1194.4153381467. The cubic root of 1426628 is about 112.5736932804.

The spelling of 1426628 in words is "one million, four hundred twenty-six thousand, six hundred twenty-eight".