1629480 has 64 divisors (see below), whose sum is σ = 5034240. Its totient is φ = 421632.

The previous prime is 1629479. The next prime is 1629541. The reversal of 1629480 is 849261.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4257 + ... + 4623.

It is an arithmetic number, because the mean of its divisors is an integer number (78660).

2^1629480 is an apocalyptic number.

1629480 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 1629480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2517120).

1629480 is an abundant number, since it is smaller than the sum of its proper divisors (3404760).

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

1629480 is a wasteful number, since it uses less digits than its factorization.

1629480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 418 (or 414 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 30.

The square root of 1629480 is about 1276.5108695189. The cubic root of 1629480 is about 117.6746760655.

The spelling of 1629480 in words is "one million, six hundred twenty-nine thousand, four hundred eighty".