64071246 has 32 divisors (see below), whose sum is σ = 131973120. Its totient is φ = 20726496.

The previous prime is 64071239. The next prime is 64071251. The reversal of 64071246 is 64217046.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34920 + ... + 36708.

It is an arithmetic number, because the mean of its divisors is an integer number (4124160).

Almost surely, 2^64071246 is an apocalyptic number.

64071246 is an abundant number, since it is smaller than the sum of its proper divisors (67901874).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

64071246 is a wasteful number, since it uses less digits than its factorization.

64071246 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1968.

The product of its (nonzero) digits is 8064, while the sum is 30.

The square root of 64071246 is about 8004.4516364333. The cubic root of 64071246 is about 400.1483741227.

The spelling of 64071246 in words is "sixty-four million, seventy-one thousand, two hundred forty-six".