64250636 has 6 divisors (see below), whose sum is σ = 112438620. Its totient is φ = 32125316.

The previous prime is 64250617. The next prime is 64250657. The reversal of 64250636 is 63605246.

64250636 is digitally balanced in base 9, because in such base it contains all the possibile digits an equal number of times.

64250636 is strictly pandigital in base 9.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8031326 + ... + 8031333.

It is an arithmetic number, because the mean of its divisors is an integer number (18739770).

Almost surely, 2^64250636 is an apocalyptic number.

It is an amenable number.

64250636 is a deficient number, since it is larger than the sum of its proper divisors (48187984).

64250636 is a wasteful number, since it uses less digits than its factorization.

64250636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16062663 (or 16062661 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 32.

The square root of 64250636 is about 8015.6494434325. The cubic root of 64250636 is about 400.5214781891.

The spelling of 64250636 in words is "sixty-four million, two hundred fifty thousand, six hundred thirty-six".