1427250 has 64 divisors (see below), whose sum is σ = 3908736. Its totient is φ = 344000.

The previous prime is 1427233. The next prime is 1427281. The reversal of 1427250 is 527241.

It is a zygodrome in base 5.

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, 8164 + ... + 8336.

It is an arithmetic number, because the mean of its divisors is an integer number (61074).

2^1427250 is an apocalyptic number.

1427250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1427250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1954368).

1427250 is an abundant number, since it is smaller than the sum of its proper divisors (2481486).

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

1427250 is a wasteful number, since it uses less digits than its factorization.

1427250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 204 (or 194 counting only the distinct ones).

The product of its (nonzero) digits is 560, while the sum is 21.

The square root of 1427250 is about 1194.6756882100. The cubic root of 1427250 is about 112.5900513554.

Subtracting from 1427250 its reverse (527241), we obtain a palindrome (900009).

The spelling of 1427250 in words is "one million, four hundred twenty-seven thousand, two hundred fifty".