1449751452 has 36 divisors (see below), whose sum is σ = 3570174216. Its totient is φ = 457814880.

The previous prime is 1449751447. The next prime is 1449751463. The reversal of 1449751452 is 2541579441.

It is a super-2 number, since 2×1449751452² = 4203558545152216608, 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 (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 162999 + ... + 171662.

It is an arithmetic number, because the mean of its divisors is an integer number (99171506).

Almost surely, 2^1449751452 is an apocalyptic number.

1449751452 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1449751452 is an abundant number, since it is smaller than the sum of its proper divisors (2120422764).

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

1449751452 is a wasteful number, since it uses less digits than its factorization.

1449751452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 334706 (or 334685 counting only the distinct ones).

The product of its digits is 201600, while the sum is 42.

The square root of 1449751452 is about 38075.6017943249. The cubic root of 1449751452 is about 1131.7865211523.

The spelling of 1449751452 in words is "one billion, four hundred forty-nine million, seven hundred fifty-one thousand, four hundred fifty-two".