7294089918 has 32 divisors (see below), whose sum is σ = 15098348160. Its totient is φ = 2346414560.

The previous prime is 7294089893. The next prime is 7294089919. The reversal of 7294089918 is 8199804927.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7294089919) 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, 410821 + ... + 428207.

It is an arithmetic number, because the mean of its divisors is an integer number (471823380).

Almost surely, 2^7294089918 is an apocalyptic number.

7294089918 is an abundant number, since it is smaller than the sum of its proper divisors (7804258242).

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

7294089918 is a wasteful number, since it uses less digits than its factorization.

7294089918 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19832.

The product of its (nonzero) digits is 2612736, while the sum is 57.

The square root of 7294089918 is about 85405.4443112381. Note that the first 3 decimals coincide. The cubic root of 7294089918 is about 1939.3537648105.

The spelling of 7294089918 in words is "seven billion, two hundred ninety-four million, eighty-nine thousand, nine hundred eighteen".