678533094 has 12 divisors (see below), whose sum is σ = 1470155076. Its totient is φ = 226177692.

The previous prime is 678533071. The next prime is 678533113. The reversal of 678533094 is 490335876.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 18848124 + ... + 18848159.

It is an arithmetic number, because the mean of its divisors is an integer number (122512923).

Almost surely, 2^678533094 is an apocalyptic number.

678533094 is an abundant number, since it is smaller than the sum of its proper divisors (791621982).

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

678533094 is a wasteful number, since it uses less digits than its factorization.

678533094 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37696291 (or 37696288 counting only the distinct ones).

The product of its (nonzero) digits is 544320, while the sum is 45.

The square root of 678533094 is about 26048.6677970295. The cubic root of 678533094 is about 878.7331521557.

The spelling of 678533094 in words is "six hundred seventy-eight million, five hundred thirty-three thousand, ninety-four".