1452680448 has 72 divisors (see below), whose sum is σ = 3920849856. Its totient is φ = 477388800.

The previous prime is 1452680423. The next prime is 1452680497. The reversal of 1452680448 is 8440862541.

It is a super-2 number, since 2×1452680448² = 4220560968002961408, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41208 + ... + 67848.

It is an arithmetic number, because the mean of its divisors is an integer number (54456248).

Almost surely, 2^1452680448 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1452680448, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1960424928).

1452680448 is an abundant number, since it is smaller than the sum of its proper divisors (2468169408).

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

1452680448 is an equidigital number, since it uses as much as digits as its factorization.

1452680448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26731 (or 26717 counting only the distinct ones).

The product of its (nonzero) digits is 245760, while the sum is 42.

The square root of 1452680448 is about 38114.0452851701. The cubic root of 1452680448 is about 1132.5482076268.

The spelling of 1452680448 in words is "one billion, four hundred fifty-two million, six hundred eighty thousand, four hundred forty-eight".