1441609572 has 96 divisors (see below), whose sum is σ = 3902187520. Its totient is φ = 410417280.

The previous prime is 1441609549. The next prime is 1441609573. The reversal of 1441609572 is 2759061441.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a self number, because there is not a number n which added to its sum of digits gives 1441609572.

It is not an unprimeable number, because it can be changed into a prime (1441609573) 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, 121797 + ... + 133107.

Almost surely, 2^1441609572 is an apocalyptic number.

1441609572 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1441609572, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1951093760).

1441609572 is an abundant number, since it is smaller than the sum of its proper divisors (2460577948).

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

1441609572 is a wasteful number, since it uses less digits than its factorization.

1441609572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11393 (or 11391 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 39.

The square root of 1441609572 is about 37968.5339722249. The cubic root of 1441609572 is about 1129.6638183378.

The spelling of 1441609572 in words is "one billion, four hundred forty-one million, six hundred nine thousand, five hundred seventy-two".