1449905530 has 16 divisors (see below), whose sum is σ = 2654065440. Its totient is φ = 570132112.

The previous prime is 1449905477. The next prime is 1449905539. The reversal of 1449905530 is 355099441.

It is not an unprimeable number, because it can be changed into a prime (1449905539) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1228144 + ... + 1229323.

It is an arithmetic number, because the mean of its divisors is an integer number (165879090).

Almost surely, 2^1449905530 is an apocalyptic number.

1449905530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1449905530 is a deficient number, since it is larger than the sum of its proper divisors (1204159910).

1449905530 is a wasteful number, since it uses less digits than its factorization.

1449905530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2457533.

The product of its (nonzero) digits is 97200, while the sum is 40.

The square root of 1449905530 is about 38077.6250572433. The cubic root of 1449905530 is about 1131.8266147435.

The spelling of 1449905530 in words is "one billion, four hundred forty-nine million, nine hundred five thousand, five hundred thirty".