213468774 has 8 divisors (see below), whose sum is σ = 426937560. Its totient is φ = 71156256.

The previous prime is 213468737. The next prime is 213468791. The reversal of 213468774 is 477864312.

213468774 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

213468774 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17789059 + ... + 17789070.

It is an arithmetic number, because the mean of its divisors is an integer number (53367195).

Almost surely, 2^213468774 is an apocalyptic number.

213468774 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

213468774 is a wasteful number, since it uses less digits than its factorization.

213468774 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35578134.

The product of its digits is 225792, while the sum is 42.

The square root of 213468774 is about 14610.5706254068. The cubic root of 213468774 is about 597.6470570498.

The spelling of 213468774 in words is "two hundred thirteen million, four hundred sixty-eight thousand, seven hundred seventy-four".