1504505240 has 32 divisors (see below), whose sum is σ = 3868728480. Its totient is φ = 515830272.

The previous prime is 1504505207. The next prime is 1504505257. The reversal of 1504505240 is 425054051.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2686337 + ... + 2686896.

It is an arithmetic number, because the mean of its divisors is an integer number (120897765).

Almost surely, 2^1504505240 is an apocalyptic number.

1504505240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1504505240 is an abundant number, since it is smaller than the sum of its proper divisors (2364223240).

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

1504505240 is a wasteful number, since it uses less digits than its factorization.

1504505240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5373251 (or 5373247 counting only the distinct ones).

The product of its (nonzero) digits is 4000, while the sum is 26.

The square root of 1504505240 is about 38787.9522532448. The cubic root of 1504505240 is about 1145.8591442810.

Adding to 1504505240 its reverse (425054051), we get a palindrome (1929559291).

The spelling of 1504505240 in words is "one billion, five hundred four million, five hundred five thousand, two hundred forty".