213252377 has 8 divisors (see below), whose sum is σ = 230354880. Its totient is φ = 196249680.

The previous prime is 213252359. The next prime is 213252427. The reversal of 213252377 is 773252312.

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

It is a cyclic number.

It is not a de Polignac number, because 213252377 - 2¹⁸ = 212990233 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (213252877) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20477 + ... + 29082.

It is an arithmetic number, because the mean of its divisors is an integer number (28794360).

Almost surely, 2^213252377 is an apocalyptic number.

It is an amenable number.

213252377 is a deficient number, since it is larger than the sum of its proper divisors (17102503).

213252377 is a wasteful number, since it uses less digits than its factorization.

213252377 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49903.

The product of its digits is 17640, while the sum is 32.

The square root of 213252377 is about 14603.1632532133. The cubic root of 213252377 is about 597.4450403747.

The spelling of 213252377 in words is "two hundred thirteen million, two hundred fifty-two thousand, three hundred seventy-seven".