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2253432 = 23393893
BaseRepresentation
bin1000100110001001111000
311020111010110
420212021320
51034102212
6120144320
725103526
oct10461170
94214113
102253432
1112aa045
129080a0
1360b8bc
14429316
152e7a3c
hex226278

2253432 has 16 divisors (see below), whose sum is σ = 5633640. Its totient is φ = 751136.

The previous prime is 2253409. The next prime is 2253439. The reversal of 2253432 is 2343522.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 2253399 and 2253408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2253439) 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, 46923 + ... + 46970.

22253432 is an apocalyptic number.

It is an amenable number.

2253432 is an abundant number, since it is smaller than the sum of its proper divisors (3380208).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2253432 is a wasteful number, since it uses less digits than its factorization.

2253432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93902 (or 93898 counting only the distinct ones).

The product of its digits is 1440, while the sum is 21.

The square root of 2253432 is about 1501.1435640871. The cubic root of 2253432 is about 131.1036609341.

Adding to 2253432 its reverse (2343522), we get a palindrome (4596954).

The spelling of 2253432 in words is "two million, two hundred fifty-three thousand, four hundred thirty-two".

Divisors: 1 2 3 4 6 8 12 24 93893 187786 281679 375572 563358 751144 1126716 2253432