1252629 has 24 divisors (see below), whose sum is σ = 2109120. Its totient is φ = 701568.

The previous prime is 1252609. The next prime is 1252631. The reversal of 1252629 is 9262521.

It is not a de Polignac number, because 1252629 - 2¹³ = 1244437 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1252609) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3549 + ... + 3885.

It is an arithmetic number, because the mean of its divisors is an integer number (87880).

2^1252629 is an apocalyptic number.

It is an amenable number.

1252629 is a deficient number, since it is larger than the sum of its proper divisors (856491).

1252629 is a wasteful number, since it uses less digits than its factorization.

1252629 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 409 (or 406 counting only the distinct ones).

The product of its digits is 2160, while the sum is 27.

The square root of 1252629 is about 1119.2090957457. The cubic root of 1252629 is about 107.7972017361.

It can be divided in two parts, 1252 and 629, that added together give a palindrome (1881).

The spelling of 1252629 in words is "one million, two hundred fifty-two thousand, six hundred twenty-nine".