64650214 has 4 divisors (see below), whose sum is σ = 96975324. Its totient is φ = 32325106.

The previous prime is 64650191. The next prime is 64650227. The reversal of 64650214 is 41205646.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 41205646 = 2 ⋅20602823.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16162552 + ... + 16162555.

It is an arithmetic number, because the mean of its divisors is an integer number (24243831).

Almost surely, 2^64650214 is an apocalyptic number.

64650214 is a deficient number, since it is larger than the sum of its proper divisors (32325110).

64650214 is a wasteful number, since it uses less digits than its factorization.

64650214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32325109.

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 64650214 is about 8040.5356786722. The cubic root of 64650214 is about 401.3500507809.

The spelling of 64650214 in words is "sixty-four million, six hundred fifty thousand, two hundred fourteen".