1535212242 has 12 divisors (see below), whose sum is σ = 3326293230. Its totient is φ = 511737408.

The previous prime is 1535212213. The next prime is 1535212243. The reversal of 1535212242 is 2422125351.

1535212242 is a `hidden beast` number, since 1 + 535 + 2 + 122 + 4 + 2 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1510021881 + 25190361 = 38859^2 + 5019^2 .

It is not an unprimeable number, because it can be changed into a prime (1535212243) 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, 42644767 + ... + 42644802.

Almost surely, 2^1535212242 is an apocalyptic number.

1535212242 is an abundant number, since it is smaller than the sum of its proper divisors (1791080988).

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

1535212242 is a wasteful number, since it uses less digits than its factorization.

1535212242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85289577 (or 85289574 counting only the distinct ones).

The product of its digits is 4800, while the sum is 27.

The square root of 1535212242 is about 39181.7845688529. The cubic root of 1535212242 is about 1153.6023753568.

Adding to 1535212242 its reverse (2422125351), we get a palindrome (3957337593).

The spelling of 1535212242 in words is "one billion, five hundred thirty-five million, two hundred twelve thousand, two hundred forty-two".