7533447242 has 16 divisors (see below), whose sum is σ = 11597443272. Its totient is φ = 3668670720.

The previous prime is 7533447241. The next prime is 7533447283. The reversal of 7533447242 is 2427443357.

It can be written as a sum of positive squares in 4 ways, for example, as 7403053681 + 130393561 = 86041^2 + 11419^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 7533447242.

It is not an unprimeable number, because it can be changed into a prime (7533447241) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 244859 + ... + 273902.

Almost surely, 2^7533447242 is an apocalyptic number.

7533447242 is a deficient number, since it is larger than the sum of its proper divisors (4063996030).

7533447242 is a wasteful number, since it uses less digits than its factorization.

7533447242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 518953.

The product of its digits is 564480, while the sum is 41.

The square root of 7533447242 is about 86795.4333015280. The cubic root of 7533447242 is about 1960.3393173816.

The spelling of 7533447242 in words is "seven billion, five hundred thirty-three million, four hundred forty-seven thousand, two hundred forty-two".