1825955448 has 64 divisors (see below), whose sum is σ = 4846016160. Its totient is φ = 571355136.

The previous prime is 1825955447. The next prime is 1825955557. The reversal of 1825955448 is 8445595281.

It is a super-2 number, since 2×1825955448² = 6668226596161761408, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a self number, because there is not a number n which added to its sum of digits gives 1825955448.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1825955447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 156340 + ... + 167612.

Almost surely, 2^1825955448 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1825955448, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2423008080).

1825955448 is an abundant number, since it is smaller than the sum of its proper divisors (3020060712).

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

1825955448 is a wasteful number, since it uses less digits than its factorization.

1825955448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11696 (or 11692 counting only the distinct ones).

The product of its digits is 2304000, while the sum is 51.

The square root of 1825955448 is about 42731.1999363463. The cubic root of 1825955448 is about 1222.2594177820.

The spelling of 1825955448 in words is "one billion, eight hundred twenty-five million, nine hundred fifty-five thousand, four hundred forty-eight".