1602440 has 64 divisors (see below), whose sum is σ = 4233600. Its totient is φ = 534528.

The previous prime is 1602427. The next prime is 1602451. The reversal of 1602440 is 442061.

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, 16472 + ... + 16568.

It is an arithmetic number, because the mean of its divisors is an integer number (66150).

2^1602440 is an apocalyptic number.

1602440 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 1602440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2116800).

1602440 is an abundant number, since it is smaller than the sum of its proper divisors (2631160).

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

1602440 is a wasteful number, since it uses less digits than its factorization.

1602440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 174 (or 170 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 1602440 is about 1265.8751913202. The cubic root of 1602440 is about 117.0201343585.

The spelling of 1602440 in words is "one million, six hundred two thousand, four hundred forty".