1449275340 has 48 divisors (see below), whose sum is σ = 4059724032. Its totient is φ = 386306496.

The previous prime is 1449275281. The next prime is 1449275341. The reversal of 1449275340 is 435729441.

1449275340 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×1449275340² = 4200798022264231200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1449275341) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 204537 + ... + 211503.

It is an arithmetic number, because the mean of its divisors is an integer number (84577584).

Almost surely, 2^1449275340 is an apocalyptic number.

1449275340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1449275340 is an abundant number, since it is smaller than the sum of its proper divisors (2610448692).

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

1449275340 is a wasteful number, since it uses less digits than its factorization.

1449275340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10446 (or 10444 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 39.

The square root of 1449275340 is about 38069.3490882101. The cubic root of 1449275340 is about 1131.6626111439.

The spelling of 1449275340 in words is "one billion, four hundred forty-nine million, two hundred seventy-five thousand, three hundred forty".