667849094 has 48 divisors (see below), whose sum is σ = 1127031360. Its totient is φ = 296524800.

The previous prime is 667849093. The next prime is 667849121. The reversal of 667849094 is 490948766.

It is a happy number.

667849094 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (667849093) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3460262 + ... + 3460454.

It is an arithmetic number, because the mean of its divisors is an integer number (23479820).

Almost surely, 2^667849094 is an apocalyptic number.

667849094 is a deficient number, since it is larger than the sum of its proper divisors (459182266).

667849094 is a wasteful number, since it uses less digits than its factorization.

667849094 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 477 (or 466 counting only the distinct ones).

The product of its (nonzero) digits is 2612736, while the sum is 53.

The square root of 667849094 is about 25842.7764375270. The cubic root of 667849094 is about 874.0966324008.

The spelling of 667849094 in words is "six hundred sixty-seven million, eight hundred forty-nine thousand, ninety-four".