64283307 has 32 divisors (see below), whose sum is σ = 99926784. Its totient is φ = 36629120.

The previous prime is 64283299. The next prime is 64283309. The reversal of 64283307 is 70338246.

It is not a de Polignac number, because 64283307 - 2³ = 64283299 is a prime.

It is a hoax number, since the sum of its digits (33) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (64283309) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 67408 + ... + 68354.

It is an arithmetic number, because the mean of its divisors is an integer number (3122712).

Almost surely, 2^64283307 is an apocalyptic number.

64283307 is a deficient number, since it is larger than the sum of its proper divisors (35643477).

64283307 is a wasteful number, since it uses less digits than its factorization.

64283307 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1000 (or 978 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 33.

The square root of 64283307 is about 8017.6871353277. The cubic root of 64283307 is about 400.5893541444.

The spelling of 64283307 in words is "sixty-four million, two hundred eighty-three thousand, three hundred seven".