1449475772 has 12 divisors (see below), whose sum is σ = 2540436360. Its totient is φ = 723636816.

The previous prime is 1449475771. The next prime is 1449475823. The reversal of 1449475772 is 2775749441.

It is a super-2 number, since 2×1449475772² = 4201960027229991968, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1449475772.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1449475771) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 272303 + ... + 277574.

It is an arithmetic number, because the mean of its divisors is an integer number (211703030).

Almost surely, 2^1449475772 is an apocalyptic number.

It is an amenable number.

1449475772 is a deficient number, since it is larger than the sum of its proper divisors (1090960588).

1449475772 is a wasteful number, since it uses less digits than its factorization.

1449475772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 550540 (or 550538 counting only the distinct ones).

The product of its digits is 1975680, while the sum is 50.

The square root of 1449475772 is about 38071.9814561838. The cubic root of 1449475772 is about 1131.7147776621.

The spelling of 1449475772 in words is "one billion, four hundred forty-nine million, four hundred seventy-five thousand, seven hundred seventy-two".