213166104 has 16 divisors (see below), whose sum is σ = 532915320. Its totient is φ = 71055360.

The previous prime is 213166099. The next prime is 213166141. The reversal of 213166104 is 401661312.

It is a Harshad number since it is a multiple of its sum of digits (24), and also a Moran number because the ratio is a prime number: 8881921 = 213166104 / (2 + 1 + 3 + 1 + 6 + 6 + 1 + 0 + 4).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4440937 + ... + 4440984.

Almost surely, 2^213166104 is an apocalyptic number.

213166104 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

213166104 is an abundant number, since it is smaller than the sum of its proper divisors (319749216).

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

213166104 is a wasteful number, since it uses less digits than its factorization.

213166104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8881930 (or 8881926 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 213166104 is about 14600.2090395994. The cubic root of 213166104 is about 597.3644624088.

The spelling of 213166104 in words is "two hundred thirteen million, one hundred sixty-six thousand, one hundred four".