1535005420 has 24 divisors (see below), whose sum is σ = 3471474384. Its totient is φ = 566771136.

The previous prime is 1535005363. The next prime is 1535005427. The reversal of 1535005420 is 245005351.

It is not an unprimeable number, because it can be changed into a prime (1535005427) 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 7 ways as a sum of consecutive naturals, for example, 2951674 + ... + 2952193.

It is an arithmetic number, because the mean of its divisors is an integer number (144644766).

Almost surely, 2^1535005420 is an apocalyptic number.

1535005420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1535005420 is an abundant number, since it is smaller than the sum of its proper divisors (1936468964).

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

1535005420 is a wasteful number, since it uses less digits than its factorization.

1535005420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5903889 (or 5903887 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 25.

The square root of 1535005420 is about 39179.1452178324. The cubic root of 1535005420 is about 1153.5505690422.

The spelling of 1535005420 in words is "one billion, five hundred thirty-five million, five thousand, four hundred twenty".