64355152 has 10 divisors (see below), whose sum is σ = 124688138. Its totient is φ = 32177568.

The previous prime is 64355131. The next prime is 64355153. The reversal of 64355152 is 25155346.

It can be written as a sum of positive squares in only one way, i.e., 58614336 + 5740816 = 7656^2 + 2396^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64355153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2011083 + ... + 2011114.

Almost surely, 2^64355152 is an apocalyptic number.

It is an amenable number.

64355152 is a deficient number, since it is larger than the sum of its proper divisors (60332986).

64355152 is a wasteful number, since it uses less digits than its factorization.

64355152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4022205 (or 4022199 counting only the distinct ones).

The product of its digits is 18000, while the sum is 31.

The square root of 64355152 is about 8022.1662909715. The cubic root of 64355152 is about 400.7385355738.

It can be divided in two parts, 64 and 355152, that added together give a square (355216 = 596²).

The spelling of 64355152 in words is "sixty-four million, three hundred fifty-five thousand, one hundred fifty-two".