64933946 has 32 divisors (see below), whose sum is σ = 121813632. Its totient is φ = 25220160.

The previous prime is 64933943. The next prime is 64933969.

64933946 = T₁₂₆₀ + T₁₂₆₁ + ... + T₁₃₃₆.

64933946 is nontrivially palindromic in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 64933897 and 64933906.

It is not an unprimeable number, because it can be changed into a prime (64933943) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 85400 + ... + 86156.

It is an arithmetic number, because the mean of its divisors is an integer number (3806676).

Almost surely, 2^64933946 is an apocalyptic number.

64933946 is a deficient number, since it is larger than the sum of its proper divisors (56879686).

64933946 is a wasteful number, since it uses less digits than its factorization.

64933946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1334.

The product of its digits is 419904, while the sum is 44.

The square root of 64933946 is about 8058.1602118598. The cubic root of 64933946 is about 401.9363322518.

The spelling of 64933946 in words is "sixty-four million, nine hundred thirty-three thousand, nine hundred forty-six".