1506040 has 32 divisors (see below), whose sum is σ = 3538080. Its totient is φ = 575872.

The previous prime is 1506031. The next prime is 1506059. The reversal of 1506040 is 406051.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 102 + ... + 1738.

It is an arithmetic number, because the mean of its divisors is an integer number (110565).

2^1506040 is an apocalyptic number.

1506040 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 1506040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1769040).

1506040 is an abundant number, since it is smaller than the sum of its proper divisors (2032040).

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

1506040 is a wasteful number, since it uses less digits than its factorization.

1506040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1671 (or 1667 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 16.

The square root of 1506040 is about 1227.2082137926. The cubic root of 1506040 is about 114.6248645777.

The spelling of 1506040 in words is "one million, five hundred six thousand, forty".