64166246 has 4 divisors (see below), whose sum is σ = 96249372. Its totient is φ = 32083122.

The previous prime is 64166239. The next prime is 64166257. The reversal of 64166246 is 64266146.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16041560 + ... + 16041563.

It is an arithmetic number, because the mean of its divisors is an integer number (24062343).

Almost surely, 2^64166246 is an apocalyptic number.

64166246 is a deficient number, since it is larger than the sum of its proper divisors (32083126).

64166246 is a wasteful number, since it uses less digits than its factorization.

64166246 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32083125.

The product of its digits is 41472, while the sum is 35.

The square root of 64166246 is about 8010.3836362561. The cubic root of 64166246 is about 400.3460463768.

The spelling of 64166246 in words is "sixty-four million, one hundred sixty-six thousand, two hundred forty-six".