64272334 has 16 divisors (see below), whose sum is σ = 110412288. Its totient is φ = 27487512.

The previous prime is 64272311. The next prime is 64272337. The reversal of 64272334 is 43327246.

It is a junction number, because it is equal to n+sod(n) for n = 64272296 and 64272305.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64272337) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2479 + ... + 11605.

It is an arithmetic number, because the mean of its divisors is an integer number (6900768).

Almost surely, 2^64272334 is an apocalyptic number.

64272334 is a deficient number, since it is larger than the sum of its proper divisors (46139954).

64272334 is a wasteful number, since it uses less digits than its factorization.

64272334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9639.

The product of its digits is 24192, while the sum is 31.

The square root of 64272334 is about 8017.0028065356. The cubic root of 64272334 is about 400.5665596465.

The spelling of 64272334 in words is "sixty-four million, two hundred seventy-two thousand, three hundred thirty-four".