1000250064 has 60 divisors (see below), whose sum is σ = 3053798592. Its totient is φ = 303105600.

The previous prime is 1000250051. The next prime is 1000250081. The reversal of 1000250064 is 4600520001.

It is a happy number.

1000250064 is a `hidden beast` number, since 100 + 0 + 2 + 500 + 64 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 314152 + ... + 317319.

Almost surely, 2^1000250064 is an apocalyptic number.

It is an amenable number.

1000250064 is an abundant number, since it is smaller than the sum of its proper divisors (2053548528).

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

1000250064 is a wasteful number, since it uses less digits than its factorization.

1000250064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 631496 (or 631487 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 1000250064 is about 31626.7302135393. The cubic root of 1000250064 is about 1000.0833477196.

Adding to 1000250064 its reverse (4600520001), we get a palindrome (5600770065).

The spelling of 1000250064 in words is "one billion, two hundred fifty thousand, sixty-four".