64365470 has 16 divisors (see below), whose sum is σ = 124770240. Its totient is φ = 23765664.

The previous prime is 64365461. The next prime is 64365473. The reversal of 64365470 is 7456346.

It is a self number, because there is not a number n which added to its sum of digits gives 64365470.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64365473) 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, 247430 + ... + 247689.

It is an arithmetic number, because the mean of its divisors is an integer number (7798140).

Almost surely, 2^64365470 is an apocalyptic number.

64365470 is a deficient number, since it is larger than the sum of its proper divisors (60404770).

64365470 is a wasteful number, since it uses less digits than its factorization.

64365470 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 495139.

The product of its (nonzero) digits is 60480, while the sum is 35.

The square root of 64365470 is about 8022.8093583233. The cubic root of 64365470 is about 400.7599511048.

The spelling of 64365470 in words is "sixty-four million, three hundred sixty-five thousand, four hundred seventy".