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2632420 = 225718803
BaseRepresentation
bin1010000010101011100100
311221202000001
422002223210
51133214140
6132231044
731242460
oct12025344
94852001
102632420
11153885a
12a6b484
1371225b
144c74a0
1536ee9a
hex282ae4

2632420 has 24 divisors (see below), whose sum is σ = 6318144. Its totient is φ = 902496.

The previous prime is 2632411. The next prime is 2632429. The reversal of 2632420 is 242362.

It is an interprime number because it is at equal distance from previous prime (2632411) and next prime (2632429).

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (2632429) 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, 9262 + ... + 9541.

It is an arithmetic number, because the mean of its divisors is an integer number (263256).

22632420 is an apocalyptic number.

2632420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2632420 is an abundant number, since it is smaller than the sum of its proper divisors (3685724).

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

2632420 is a wasteful number, since it uses less digits than its factorization.

2632420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18819 (or 18817 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 2632420 is about 1622.4734204294. The cubic root of 2632420 is about 138.0760625282.

Adding to 2632420 its reverse (242362), we get a palindrome (2874782).

The spelling of 2632420 in words is "two million, six hundred thirty-two thousand, four hundred twenty".

Divisors: 1 2 4 5 7 10 14 20 28 35 70 140 18803 37606 75212 94015 131621 188030 263242 376060 526484 658105 1316210 2632420