1652231 has 8 divisors (see below), whose sum is σ = 1927200. Its totient is φ = 1415904.

The previous prime is 1652171. The next prime is 1652237. The reversal of 1652231 is 1322561.

It is not a de Polignac number, because 1652231 - 2¹⁰ = 1651207 is a prime.

It is a super-2 number, since 2×1652231² = 5459734554722, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1652237) 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, 2066 + ... + 2751.

It is an arithmetic number, because the mean of its divisors is an integer number (240900).

2^1652231 is an apocalyptic number.

1652231 is a deficient number, since it is larger than the sum of its proper divisors (274969).

1652231 is an frugal number, since it uses more digits than its factorization.

1652231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4838 (or 4824 counting only the distinct ones).

The product of its digits is 360, while the sum is 20.

The square root of 1652231 is about 1285.3913800862. The cubic root of 1652231 is about 118.2198095717.

Adding to 1652231 its reverse (1322561), we get a palindrome (2974792).

The spelling of 1652231 in words is "one million, six hundred fifty-two thousand, two hundred thirty-one".