64546850 has 12 divisors (see below), whose sum is σ = 120057234. Its totient is φ = 25818720.

The previous prime is 64546849. The next prime is 64546879. The reversal of 64546850 is 5864546.

It can be written as a sum of positive squares in 3 ways, for example, as 62900761 + 1646089 = 7931^2 + 1283^2 .

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 645419 + ... + 645518.

Almost surely, 2^64546850 is an apocalyptic number.

64546850 is a deficient number, since it is larger than the sum of its proper divisors (55510384).

64546850 is a wasteful number, since it uses less digits than its factorization.

64546850 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1290949 (or 1290944 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 38.

The square root of 64546850 is about 8034.1054262438. The cubic root of 64546850 is about 401.1360413042.

The spelling of 64546850 in words is "sixty-four million, five hundred forty-six thousand, eight hundred fifty".