64141236 has 36 divisors (see below), whose sum is σ = 165198852. Its totient is φ = 20976384.

The previous prime is 64141211. The next prime is 64141237. The reversal of 64141236 is 63214146.

64141236 is a `hidden beast` number, since 641 + 4 + 12 + 3 + 6 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 25948836 + 38192400 = 5094^2 + 6180^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×64141236² = 8228196311215392, which contains 22 as substring.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64141237) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14901 + ... + 18716.

It is an arithmetic number, because the mean of its divisors is an integer number (4588857).

Almost surely, 2^64141236 is an apocalyptic number.

It is an amenable number.

64141236 is an abundant number, since it is smaller than the sum of its proper divisors (101057616).

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

64141236 is a wasteful number, since it uses less digits than its factorization.

64141236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33680 (or 33675 counting only the distinct ones).

The product of its digits is 3456, while the sum is 27.

The square root of 64141236 is about 8008.8223853448. The cubic root of 64141236 is about 400.2940254862.

The spelling of 64141236 in words is "sixty-four million, one hundred forty-one thousand, two hundred thirty-six".