1483621520 has 20 divisors (see below), whose sum is σ = 3449420220. Its totient is φ = 593448576.

The previous prime is 1483621519. The next prime is 1483621537. The reversal of 1483621520 is 251263841.

It can be written as a sum of positive squares in 2 ways, for example, as 1002608896 + 481012624 = 31664^2 + 21932^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is a super-2 number, since 2×1483621520² = 4402265629214220800, which contains 22 as substring.

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, 9272555 + ... + 9272714.

It is an arithmetic number, because the mean of its divisors is an integer number (172471011).

Almost surely, 2^1483621520 is an apocalyptic number.

1483621520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1483621520 is an abundant number, since it is smaller than the sum of its proper divisors (1965798700).

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

1483621520 is a wasteful number, since it uses less digits than its factorization.

1483621520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18545282 (or 18545276 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 32.

The square root of 1483621520 is about 38517.8078296260. The cubic root of 1483621520 is about 1140.5326125158.

The spelling of 1483621520 in words is "one billion, four hundred eighty-three million, six hundred twenty-one thousand, five hundred twenty".