1825349441 has 6 divisors (see below), whose sum is σ = 1868788530. Its totient is φ = 1782897648.

The previous prime is 1825349371. The next prime is 1825349443. The reversal of 1825349441 is 1449435281.

It can be written as a sum of positive squares in only one way, i.e., 1592329216 + 233020225 = 39904^2 + 15265^2 .

It is a de Polignac number, because none of the positive numbers 2^k-1825349441 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1825349443) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 491756 + ... + 495453.

It is an arithmetic number, because the mean of its divisors is an integer number (311464755).

Almost surely, 2^1825349441 is an apocalyptic number.

It is an amenable number.

1825349441 is a deficient number, since it is larger than the sum of its proper divisors (43439089).

1825349441 is an frugal number, since it uses more digits than its factorization.

1825349441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 987295 (or 987252 counting only the distinct ones).

The product of its digits is 138240, while the sum is 41.

The square root of 1825349441 is about 42724.1084283803. The cubic root of 1825349441 is about 1222.1241863481.

The spelling of 1825349441 in words is "one billion, eight hundred twenty-five million, three hundred forty-nine thousand, four hundred forty-one".