1444341402 has 32 divisors (see below), whose sum is σ = 3668169600. Its totient is φ = 412668864.

The previous prime is 1444341401. The next prime is 1444341413. The reversal of 1444341402 is 2041434441.

It is a super-2 number, since 2×1444341402² = 4172244171062651208, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (1444341401) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1910127 + ... + 1910882.

It is an arithmetic number, because the mean of its divisors is an integer number (114630300).

Almost surely, 2^1444341402 is an apocalyptic number.

1444341402 is an abundant number, since it is smaller than the sum of its proper divisors (2223828198).

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

1444341402 is a wasteful number, since it uses less digits than its factorization.

1444341402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3821027 (or 3821021 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

The square root of 1444341402 is about 38004.4918660939. The cubic root of 1444341402 is about 1130.3769337976.

Adding to 1444341402 its reverse (2041434441), we get a palindrome (3485775843).

The spelling of 1444341402 in words is "one billion, four hundred forty-four million, three hundred forty-one thousand, four hundred two".