7267561949 has 8 divisors (see below), whose sum is σ = 7301586240. Its totient is φ = 7233562336.

The previous prime is 7267561937. The next prime is 7267561963. The reversal of 7267561949 is 9491657627.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 7267561949 - 2⁴ = 7267561933 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 7267561894 and 7267561903.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7267561909) 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, 862334 + ... + 870720.

It is an arithmetic number, because the mean of its divisors is an integer number (912698280).

Almost surely, 2^7267561949 is an apocalyptic number.

It is an amenable number.

7267561949 is a deficient number, since it is larger than the sum of its proper divisors (34024291).

7267561949 is a wasteful number, since it uses less digits than its factorization.

7267561949 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12339.

The product of its digits is 5715360, while the sum is 56.

The square root of 7267561949 is about 85249.9967683284. The cubic root of 7267561949 is about 1936.9998219601. Note that the first 3 decimals are identical.

The spelling of 7267561949 in words is "seven billion, two hundred sixty-seven million, five hundred sixty-one thousand, nine hundred forty-nine".