636673094 has 8 divisors (see below), whose sum is σ = 964465488. Its totient is φ = 315184600.

The previous prime is 636673073. The next prime is 636673099. The reversal of 636673094 is 490376636.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (636673099) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1575722 + ... + 1576125.

It is an arithmetic number, because the mean of its divisors is an integer number (120558186).

Almost surely, 2^636673094 is an apocalyptic number.

636673094 is a deficient number, since it is larger than the sum of its proper divisors (327792394).

636673094 is a wasteful number, since it uses less digits than its factorization.

636673094 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3151950.

The product of its (nonzero) digits is 489888, while the sum is 44.

The square root of 636673094 is about 25232.3818534834. The cubic root of 636673094 is about 860.2780307111.

The spelling of 636673094 in words is "six hundred thirty-six million, six hundred seventy-three thousand, ninety-four".