1626328 has 16 divisors (see below), whose sum is σ = 3326760. Its totient is φ = 739200.

The previous prime is 1626319. The next prime is 1626329. The reversal of 1626328 is 8236261.

It is a d-powerful number, because it can be written as 1 + 6⁵ + 2² + 6⁵ + 3¹³ + 2¹⁴ + 8² .

It is a junction number, because it is equal to n+sod(n) for n = 1626296 and 1626305.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1626329) 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, 9153 + ... + 9328.

2^1626328 is an apocalyptic number.

It is an amenable number.

1626328 is an abundant number, since it is smaller than the sum of its proper divisors (1700432).

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

1626328 is a wasteful number, since it uses less digits than its factorization.

1626328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18498 (or 18494 counting only the distinct ones).

The product of its digits is 3456, while the sum is 28.

The square root of 1626328 is about 1275.2756564759. The cubic root of 1626328 is about 117.5987520499.

The spelling of 1626328 in words is "one million, six hundred twenty-six thousand, three hundred twenty-eight".