64231366 has 8 divisors (see below), whose sum is σ = 96506064. Its totient is φ = 32062680.

The previous prime is 64231361. The next prime is 64231399. The reversal of 64231366 is 66313246.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64231361) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24970 + ... + 27421.

It is an arithmetic number, because the mean of its divisors is an integer number (12063258).

Almost surely, 2^64231366 is an apocalyptic number.

64231366 is a deficient number, since it is larger than the sum of its proper divisors (32274698).

64231366 is a wasteful number, since it uses less digits than its factorization.

64231366 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53006.

The product of its digits is 15552, while the sum is 31.

The square root of 64231366 is about 8014.4473296666. The cubic root of 64231366 is about 400.4814328236.

The spelling of 64231366 in words is "sixty-four million, two hundred thirty-one thousand, three hundred sixty-six".