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2252554 = 21378221
BaseRepresentation
bin1000100101111100001010
311020102220221
420211330022
51034040204
6120140254
725101133
oct10457412
94212827
102252554
1112a9417
1290768a
1360b395
14428c8a
152e7654
hex225f0a

2252554 has 8 divisors (see below), whose sum is σ = 3403908. Its totient is φ = 1117920.

The previous prime is 2252539. The next prime is 2252557. The reversal of 2252554 is 4552522.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 2036329 + 216225 = 1427^2 + 465^2 .

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

It is not an unprimeable number, because it can be changed into a prime (2252557) 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, 3837 + ... + 4384.

22252554 is an apocalyptic number.

2252554 is a deficient number, since it is larger than the sum of its proper divisors (1151354).

2252554 is a wasteful number, since it uses less digits than its factorization.

2252554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8360.

The product of its digits is 4000, while the sum is 25.

The square root of 2252554 is about 1500.8510918809. The cubic root of 2252554 is about 131.0866315071.

Subtracting 2252554 from its reverse (4552522), we obtain a cube (2299968 = 1323).

The spelling of 2252554 in words is "two million, two hundred fifty-two thousand, five hundred fifty-four".

Divisors: 1 2 137 274 8221 16442 1126277 2252554