1449528900 has 72 divisors (see below), whose sum is σ = 4253102784. Its totient is φ = 381091200.

The previous prime is 1449528887. The next prime is 1449528901. The reversal of 1449528900 is 98259441.

It is a super-2 number, since 2×1449528900² = 4202268063870420000, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1449528901) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12727 + ... + 55326.

It is an arithmetic number, because the mean of its divisors is an integer number (59070872).

Almost surely, 2^1449528900 is an apocalyptic number.

1449528900 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1449528900 is an abundant number, since it is smaller than the sum of its proper divisors (2803573884).

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

1449528900 is a wasteful number, since it uses less digits than its factorization.

1449528900 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68141 (or 68134 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 42.

The square root of 1449528900 is about 38072.6791807459. The cubic root of 1449528900 is about 1131.7286045019.

The spelling of 1449528900 in words is "one billion, four hundred forty-nine million, five hundred twenty-eight thousand, nine hundred".