4251000 has 128 divisors (see below), whose sum is σ = 14414400. Its totient is φ = 1036800.

The previous prime is 4250993. The next prime is 4251019. The reversal of 4251000 is 1524.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 38946 + ... + 39054.

Almost surely, 2^4251000 is an apocalyptic number.

4251000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4251000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7207200).

4251000 is an abundant number, since it is smaller than the sum of its proper divisors (10163400).

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

4251000 is a wasteful number, since it uses less digits than its factorization.

4251000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146 (or 132 counting only the distinct ones).

The product of its (nonzero) digits is 40, while the sum is 12.

The square root of 4251000 is about 2061.7953341687. The cubic root of 4251000 is about 161.9932934276.

Adding to 4251000 its reverse (1524), we get a palindrome (4252524).

The spelling of 4251000 in words is "four million, two hundred fifty-one thousand".