64763470 has 8 divisors (see below), whose sum is σ = 116574264. Its totient is φ = 25905384.

The previous prime is 64763449. The next prime is 64763471. The reversal of 64763470 is 7436746.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64763471) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3238164 + ... + 3238183.

It is an arithmetic number, because the mean of its divisors is an integer number (14571783).

Almost surely, 2^64763470 is an apocalyptic number.

64763470 is a deficient number, since it is larger than the sum of its proper divisors (51810794).

64763470 is a wasteful number, since it uses less digits than its factorization.

64763470 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6476354.

The product of its (nonzero) digits is 84672, while the sum is 37.

The square root of 64763470 is about 8047.5754112652. The cubic root of 64763470 is about 401.5842793630.

The spelling of 64763470 in words is "sixty-four million, seven hundred sixty-three thousand, four hundred seventy".