7249412918 has 32 divisors (see below), whose sum is σ = 13106603520. Its totient is φ = 2966508160.

The previous prime is 7249412917. The next prime is 7249412927. The reversal of 7249412918 is 8192149427.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7249412917) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 412778 + ... + 429981.

It is an arithmetic number, because the mean of its divisors is an integer number (409581360).

Almost surely, 2^7249412918 is an apocalyptic number.

7249412918 is a deficient number, since it is larger than the sum of its proper divisors (5857190602).

7249412918 is a wasteful number, since it uses less digits than its factorization.

7249412918 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 842812.

The product of its digits is 290304, while the sum is 47.

The square root of 7249412918 is about 85143.4842956289. The cubic root of 7249412918 is about 1935.3860770187.

The spelling of 7249412918 in words is "seven billion, two hundred forty-nine million, four hundred twelve thousand, nine hundred eighteen".