1506604320 has 384 divisors, whose sum is σ = 5749228800. Its totient is φ = 366280704.

The previous prime is 1506604313. The next prime is 1506604331. The reversal of 1506604320 is 234066051.

1506604320 is a `hidden beast` number, since 1 + 50 + 6 + 604 + 3 + 2 + 0 = 666.

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

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 7806144 + ... + 7806336.

It is an arithmetic number, because the mean of its divisors is an integer number (14971950).

Almost surely, 2^1506604320 is an apocalyptic number.

1506604320 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 1506604320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2874614400).

1506604320 is an abundant number, since it is smaller than the sum of its proper divisors (4242624480).

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

1506604320 is a wasteful number, since it uses less digits than its factorization.

1506604320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 369 (or 355 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 1506604320 is about 38815.0012237537. The cubic root of 1506604320 is about 1146.3917960827.

The spelling of 1506604320 in words is "one billion, five hundred six million, six hundred four thousand, three hundred twenty".