1372265 has 4 divisors (see below), whose sum is σ = 1646724. Its totient is φ = 1097808.

The previous prime is 1372253. The next prime is 1372271. The reversal of 1372265 is 5622731.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 458329 + 913936 = 677^2 + 956^2 .

It is a cyclic number.

It is not a de Polignac number, because 1372265 - 2¹⁴ = 1355881 is a prime.

It is a super-2 number, since 2×1372265² = 3766222460450, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 137222 + ... + 137231.

It is an arithmetic number, because the mean of its divisors is an integer number (411681).

2^1372265 is an apocalyptic number.

It is an amenable number.

1372265 is a deficient number, since it is larger than the sum of its proper divisors (274459).

1372265 is an equidigital number, since it uses as much as digits as its factorization.

1372265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 274458.

The product of its digits is 2520, while the sum is 26.

The square root of 1372265 is about 1171.4371515365. The cubic root of 1372265 is about 111.1252272806.

Adding to 1372265 its reverse (5622731), we get a palindrome (6994996).

The spelling of 1372265 in words is "one million, three hundred seventy-two thousand, two hundred sixty-five".