1444041402 has 64 divisors (see below), whose sum is σ = 3091132800. Its totient is φ = 449003520.

The previous prime is 1444041383. The next prime is 1444041409. The reversal of 1444041402 is 2041404441.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1444041409) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 535674 + ... + 538362.

It is an arithmetic number, because the mean of its divisors is an integer number (48298950).

Almost surely, 2^1444041402 is an apocalyptic number.

1444041402 is an abundant number, since it is smaller than the sum of its proper divisors (1647091398).

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

1444041402 is a wasteful number, since it uses less digits than its factorization.

1444041402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2831.

The product of its (nonzero) digits is 2048, while the sum is 24.

The square root of 1444041402 is about 38000.5447592531. The cubic root of 1444041402 is about 1130.2986659307.

Adding to 1444041402 its reverse (2041404441), we get a palindrome (3485445843).

The spelling of 1444041402 in words is "one billion, four hundred forty-four million, forty-one thousand, four hundred two".