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5452821 = 321155079
BaseRepresentation
bin10100110011010000010101
3101021000212100
4110303100111
52343442241
6312512313
764230303
oct24632025
911230770
105452821
113094870
1219ab699
13118bc2a
14a1d273
1572a9b6
hex533415

5452821 has 12 divisors (see below), whose sum is σ = 8592480. Its totient is φ = 3304680.

The previous prime is 5452813. The next prime is 5452823. The reversal of 5452821 is 1282545.

It is a happy number.

It is not a de Polignac number, because 5452821 - 23 = 5452813 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5452823) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 27441 + ... + 27638.

It is an arithmetic number, because the mean of its divisors is an integer number (716040).

Almost surely, 25452821 is an apocalyptic number.

It is an amenable number.

5452821 is a deficient number, since it is larger than the sum of its proper divisors (3139659).

5452821 is a wasteful number, since it uses less digits than its factorization.

5452821 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55096 (or 55093 counting only the distinct ones).

The product of its digits is 3200, while the sum is 27.

The square root of 5452821 is about 2335.1276196388. The cubic root of 5452821 is about 176.0112445467.

The spelling of 5452821 in words is "five million, four hundred fifty-two thousand, eight hundred twenty-one".

Divisors: 1 3 9 11 33 99 55079 165237 495711 605869 1817607 5452821