1452232320 has 768 divisors, whose sum is σ = 6251212800. Its totient is φ = 279797760.

The previous prime is 1452232297. The next prime is 1452232337. The reversal of 1452232320 is 232322541.

It is a super-2 number, since 2×1452232320² = 4217957422505164800, which contains 22 as substring.

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, 30898537 + ... + 30898583.

It is an arithmetic number, because the mean of its divisors is an integer number (8139600).

Almost surely, 2^1452232320 is an apocalyptic number.

1452232320 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 1452232320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3125606400).

1452232320 is an abundant number, since it is smaller than the sum of its proper divisors (4798980480).

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

1452232320 is a wasteful number, since it uses less digits than its factorization.

1452232320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117 (or 94 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 1452232320 is about 38108.1660540100. The cubic root of 1452232320 is about 1132.4317381581.

Adding to 1452232320 its reverse (232322541), we get a palindrome (1684554861).

The spelling of 1452232320 in words is "one billion, four hundred fifty-two million, two hundred thirty-two thousand, three hundred twenty".