694406106 has 96 divisors (see below), whose sum is σ = 1659460608. Its totient is φ = 208965120.

The previous prime is 694406071. The next prime is 694406143. The reversal of 694406106 is 601604496.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 761791 + ... + 762701.

It is an arithmetic number, because the mean of its divisors is an integer number (17286048).

Almost surely, 2^694406106 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 694406106, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (829730304).

694406106 is an abundant number, since it is smaller than the sum of its proper divisors (965054502).

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

694406106 is a wasteful number, since it uses less digits than its factorization.

694406106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1036 (or 1033 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 36.

The square root of 694406106 is about 26351.5864038581. The cubic root of 694406106 is about 885.5325110817.

The spelling of 694406106 in words is "six hundred ninety-four million, four hundred six thousand, one hundred six".