Search a number
-
+
2252957 = 7321851
BaseRepresentation
bin1000100110000010011101
311020110110212
420212002131
51034043312
6120142205
725102250
oct10460235
94213425
102252957
1112a9753
12907965
1360b615
14429097
152e7822
hex22609d

2252957 has 4 divisors (see below), whose sum is σ = 2574816. Its totient is φ = 1931100.

The previous prime is 2252953. The next prime is 2252983. The reversal of 2252957 is 7592522.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2252957 - 22 = 2252953 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 (2252951) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 160919 + ... + 160932.

It is an arithmetic number, because the mean of its divisors is an integer number (643704).

22252957 is an apocalyptic number.

It is an amenable number.

2252957 is a deficient number, since it is larger than the sum of its proper divisors (321859).

2252957 is an equidigital number, since it uses as much as digits as its factorization.

2252957 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 321858.

The product of its digits is 12600, while the sum is 32.

The square root of 2252957 is about 1500.9853430330. The cubic root of 2252957 is about 131.0944485246.

The spelling of 2252957 in words is "two million, two hundred fifty-two thousand, nine hundred fifty-seven".

Divisors: 1 7 321851 2252957