209374052 has 24 divisors (see below), whose sum is σ = 376555872. Its totient is φ = 101808000.

The previous prime is 209374043. The next prime is 209374097. The reversal of 209374052 is 250473902.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38927 + ... + 43977.

It is an arithmetic number, because the mean of its divisors is an integer number (15689828).

Almost surely, 2^209374052 is an apocalyptic number.

It is an amenable number.

209374052 is a deficient number, since it is larger than the sum of its proper divisors (167181820).

209374052 is a wasteful number, since it uses less digits than its factorization.

209374052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5339 (or 5337 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 32.

The square root of 209374052 is about 14469.7633705600. The cubic root of 209374052 is about 593.8010383163.

The spelling of 209374052 in words is "two hundred nine million, three hundred seventy-four thousand, fifty-two".