214652638 has 8 divisors (see below), whose sum is σ = 326054880. Its totient is φ = 105967680.

The previous prime is 214652623. The next prime is 214652639. The reversal of 214652638 is 836256412.

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

It is a junction number, because it is equal to n+sod(n) for n = 214652597 and 214652606.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (214652639) by changing a digit.

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, 679123 + ... + 679438.

It is an arithmetic number, because the mean of its divisors is an integer number (40756860).

Almost surely, 2^214652638 is an apocalyptic number.

214652638 is a deficient number, since it is larger than the sum of its proper divisors (111402242).

214652638 is a wasteful number, since it uses less digits than its factorization.

214652638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1358642.

The product of its digits is 69120, while the sum is 37.

The square root of 214652638 is about 14651.0285645753. The cubic root of 214652638 is about 598.7498395666.

The spelling of 214652638 in words is "two hundred fourteen million, six hundred fifty-two thousand, six hundred thirty-eight".