1235628 has 48 divisors (see below), whose sum is σ = 3396960. Its totient is φ = 387072.

The previous prime is 1235593. The next prime is 1235651. The reversal of 1235628 is 8265321.

1235628 is a `hidden beast` number, since 1 + 2 + 35 + 628 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1500 + ... + 2172.

It is an arithmetic number, because the mean of its divisors is an integer number (70770).

2^1235628 is an apocalyptic number.

1235628 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1235628, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1698480).

1235628 is an abundant number, since it is smaller than the sum of its proper divisors (2161332).

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

1235628 is a wasteful number, since it uses less digits than its factorization.

1235628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 703 (or 695 counting only the distinct ones).

The product of its digits is 2880, while the sum is 27.

The square root of 1235628 is about 1111.5880531924. The cubic root of 1235628 is about 107.3072949281.

The spelling of 1235628 in words is "one million, two hundred thirty-five thousand, six hundred twenty-eight".