1444467416 has 32 divisors (see below), whose sum is σ = 3096506880. Its totient is φ = 618813600.

The previous prime is 1444467397. The next prime is 1444467421. The reversal of 1444467416 is 6147644441.

It is a happy number.

It is a super-2 number, since 2×1444467416² = 4172972231771434112, which contains 22 as substring.

It is a Smith number, since the sum of its digits (41) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 273521 + ... + 278751.

It is an arithmetic number, because the mean of its divisors is an integer number (96765840).

Almost surely, 2^1444467416 is an apocalyptic number.

It is an amenable number.

1444467416 is an abundant number, since it is smaller than the sum of its proper divisors (1652039464).

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

1444467416 is a wasteful number, since it uses less digits than its factorization.

1444467416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10175 (or 10171 counting only the distinct ones).

The product of its digits is 258048, while the sum is 41.

The square root of 1444467416 is about 38006.1497129083. The cubic root of 1444467416 is about 1130.4098067218.

The spelling of 1444467416 in words is "one billion, four hundred forty-four million, four hundred sixty-seven thousand, four hundred sixteen".