213253004 has 12 divisors (see below), whose sum is σ = 373301544. Its totient is φ = 106595424.

The previous prime is 213252961. The next prime is 213253021. The reversal of 213253004 is 400352312.

It is a happy 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 3 ways as a sum of consecutive naturals, for example, 15239 + ... + 25665.

It is an arithmetic number, because the mean of its divisors is an integer number (31108462).

Almost surely, 2^213253004 is an apocalyptic number.

It is an amenable number.

213253004 is a deficient number, since it is larger than the sum of its proper divisors (160048540).

213253004 is a wasteful number, since it uses less digits than its factorization.

213253004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15544 (or 15542 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 213253004 is about 14603.1847211490. The cubic root of 213253004 is about 597.4456259058.

The spelling of 213253004 in words is "two hundred thirteen million, two hundred fifty-three thousand, four".