1252735 has 8 divisors (see below), whose sum is σ = 1640016. Its totient is φ = 911040.

The previous prime is 1252729. The next prime is 1252739. The reversal of 1252735 is 5372521.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1252735 - 2¹³ = 1244543 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1252739) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11334 + ... + 11443.

It is an arithmetic number, because the mean of its divisors is an integer number (205002).

2^1252735 is an apocalyptic number.

1252735 is a deficient number, since it is larger than the sum of its proper divisors (387281).

1252735 is a wasteful number, since it uses less digits than its factorization.

1252735 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22793.

The product of its digits is 2100, while the sum is 25.

The square root of 1252735 is about 1119.2564496129. The cubic root of 1252735 is about 107.8002423227.

The spelling of 1252735 in words is "one million, two hundred fifty-two thousand, seven hundred thirty-five".