7270240133 has 4 divisors (see below), whose sum is σ = 7829489388. Its totient is φ = 6710990880.

The previous prime is 7270240129. The next prime is 7270240139. The reversal of 7270240133 is 3310420727.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 4917796129 + 2352444004 = 70127^2 + 48502^2 .

It is a cyclic number.

It is not a de Polignac number, because 7270240133 - 2² = 7270240129 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 7270240096 and 7270240105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7270240139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 279624608 + ... + 279624633.

It is an arithmetic number, because the mean of its divisors is an integer number (1957372347).

Almost surely, 2^7270240133 is an apocalyptic number.

It is an amenable number.

7270240133 is a deficient number, since it is larger than the sum of its proper divisors (559249255).

7270240133 is a wasteful number, since it uses less digits than its factorization.

7270240133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 559249254.

The product of its (nonzero) digits is 7056, while the sum is 29.

The square root of 7270240133 is about 85265.7031461068. The cubic root of 7270240133 is about 1937.2377286502.

The spelling of 7270240133 in words is "seven billion, two hundred seventy million, two hundred forty thousand, one hundred thirty-three".