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19234964 = 227686963
BaseRepresentation
bin100100101100…
…0000010010100
31100012020102002
41021120002110
514411004324
61524134432
7322331420
oct111300224
940166362
1019234964
11a948571
126537418
133ca6148
1427a9b80
151a4e3ae
hex1258094

19234964 has 12 divisors (see below), whose sum is σ = 38469984. Its totient is φ = 8243544.

The previous prime is 19234961. The next prime is 19234967. The reversal of 19234964 is 46943291.

It is an interprime number because it is at equal distance from previous prime (19234961) and next prime (19234967).

19234964 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (19234961) 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, 343454 + ... + 343509.

It is an arithmetic number, because the mean of its divisors is an integer number (3205832).

Almost surely, 219234964 is an apocalyptic number.

19234964 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

19234964 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

19234964 is a wasteful number, since it uses less digits than its factorization.

19234964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 686974 (or 686972 counting only the distinct ones).

The product of its digits is 46656, while the sum is 38.

The square root of 19234964 is about 4385.7683477357. The cubic root of 19234964 is about 267.9356235066.

The spelling of 19234964 in words is "nineteen million, two hundred thirty-four thousand, nine hundred sixty-four".

Divisors: 1 2 4 7 14 28 686963 1373926 2747852 4808741 9617482 19234964