1827523480 has 16 divisors (see below), whose sum is σ = 4111927920. Its totient is φ = 731009376.

The previous prime is 1827523471. The next prime is 1827523507. The reversal of 1827523480 is 843257281.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (40), and also a Moran number because the ratio is a prime number: 45688087 = 1827523480 / (1 + 8 + 2 + 7 + 5 + 2 + 3 + 4 + 8 + 0).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22844004 + ... + 22844083.

It is an arithmetic number, because the mean of its divisors is an integer number (256995495).

Almost surely, 2^1827523480 is an apocalyptic number.

1827523480 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1827523480 is an abundant number, since it is smaller than the sum of its proper divisors (2284404440).

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

1827523480 is a wasteful number, since it uses less digits than its factorization.

1827523480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45688098 (or 45688094 counting only the distinct ones).

The product of its (nonzero) digits is 107520, while the sum is 40.

The square root of 1827523480 is about 42749.5436232950. The cubic root of 1827523480 is about 1222.6091878226.

The spelling of 1827523480 in words is "one billion, eight hundred twenty-seven million, five hundred twenty-three thousand, four hundred eighty".