1652261 has 8 divisors (see below), whose sum is σ = 1793400. Its totient is φ = 1513152.

The previous prime is 1652243. The next prime is 1652263. The reversal of 1652261 is 1622561.

It can be written as a sum of positive squares in 4 ways, for example, as 136900 + 1515361 = 370^2 + 1231^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 1652261 - 2¹⁸ = 1390117 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 (1652263) 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, 1511 + ... + 2363.

It is an arithmetic number, because the mean of its divisors is an integer number (224175).

2^1652261 is an apocalyptic number.

It is an amenable number.

1652261 is a deficient number, since it is larger than the sum of its proper divisors (141139).

1652261 is a wasteful number, since it uses less digits than its factorization.

1652261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1015.

The product of its digits is 720, while the sum is 23.

The square root of 1652261 is about 1285.4030496307. The cubic root of 1652261 is about 118.2205250836.

The spelling of 1652261 in words is "one million, six hundred fifty-two thousand, two hundred sixty-one".