64253214 has 24 divisors (see below), whose sum is σ = 145269072. Its totient is φ = 20486400.

The previous prime is 64253209. The next prime is 64253219. The reversal of 64253214 is 41235246.

64253214 is a `hidden beast` number, since 642 + 5 + 3 + 2 + 14 = 666.

It is an interprime number because it is at equal distance from previous prime (64253209) and next prime (64253219).

It is a Smith number, since the sum of its digits (27) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64253219) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 77187 + ... + 78014.

It is an arithmetic number, because the mean of its divisors is an integer number (6052878).

Almost surely, 2^64253214 is an apocalyptic number.

64253214 is an abundant number, since it is smaller than the sum of its proper divisors (81015858).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

64253214 is a wasteful number, since it uses less digits than its factorization.

64253214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155232 (or 155229 counting only the distinct ones).

The product of its digits is 5760, while the sum is 27.

The square root of 64253214 is about 8015.8102522452. The cubic root of 64253214 is about 400.5268349743.

The spelling of 64253214 in words is "sixty-four million, two hundred fifty-three thousand, two hundred fourteen".