1252270 has 16 divisors (see below), whose sum is σ = 2279088. Its totient is φ = 495360.

The previous prime is 1252267. The next prime is 1252283. The reversal of 1252270 is 722521.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 325 + ... + 1615.

It is an arithmetic number, because the mean of its divisors is an integer number (142443).

2^1252270 is an apocalyptic number.

1252270 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1252270 is a deficient number, since it is larger than the sum of its proper divisors (1026818).

1252270 is a wasteful number, since it uses less digits than its factorization.

1252270 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1395.

The product of its (nonzero) digits is 280, while the sum is 19.

The square root of 1252270 is about 1119.0487031403. The cubic root of 1252270 is about 107.7869026257.

Adding to 1252270 its reverse (722521), we get a palindrome (1974791).

The spelling of 1252270 in words is "one million, two hundred fifty-two thousand, two hundred seventy".