1626480 has 100 divisors (see below), whose sum is σ = 5671512. Its totient is φ = 432000.

The previous prime is 1626479. The next prime is 1626481. The reversal of 1626480 is 846261.

1626480 is a `hidden beast` number, since 16 + 2 + 648 + 0 = 666.

It is an interprime number because it is at equal distance from previous prime (1626479) and next prime (1626481).

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

It is a nialpdrome in base 12.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1626481) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 6355 + ... + 6605.

2^1626480 is an apocalyptic number.

1626480 is a gapful number since it is divisible by the number (10) 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 1626480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2835756).

1626480 is an abundant number, since it is smaller than the sum of its proper divisors (4045032).

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

1626480 is a wasteful number, since it uses less digits than its factorization.

1626480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 276 (or 261 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

The square root of 1626480 is about 1275.3352500421. The cubic root of 1626480 is about 117.6024156105.

The spelling of 1626480 in words is "one million, six hundred twenty-six thousand, four hundred eighty".