1007326320 has 480 divisors, whose sum is σ = 4274726400. Its totient is φ = 192890880.

The previous prime is 1007326291. The next prime is 1007326351. The reversal of 1007326320 is 236237001.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1681381 + ... + 1681979.

It is an arithmetic number, because the mean of its divisors is an integer number (8905680).

Almost surely, 2^1007326320 is an apocalyptic number.

1007326320 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 1007326320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2137363200).

1007326320 is an abundant number, since it is smaller than the sum of its proper divisors (3267400080).

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

1007326320 is a wasteful number, since it uses less digits than its factorization.

1007326320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 653 (or 640 counting only the distinct ones).

The product of its (nonzero) digits is 1512, while the sum is 24.

The square root of 1007326320 is about 31738.4044967607. The cubic root of 1007326320 is about 1002.4361669378.

The spelling of 1007326320 in words is "one billion, seven million, three hundred twenty-six thousand, three hundred twenty".