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23608340 = 2257168631
BaseRepresentation
bin101101000001…
…1110000010100
31122102102112222
41122003300110
522020431330
62202001512
7404444660
oct132036024
948372488
1023608340
1112365328
127aa6298
134b77942
1431c78a0
1521150e5
hex1683c14

23608340 has 24 divisors (see below), whose sum is σ = 56660352. Its totient is φ = 8094240.

The previous prime is 23608337. The next prime is 23608357. The reversal of 23608340 is 4380632.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 84176 + ... + 84455.

It is an arithmetic number, because the mean of its divisors is an integer number (2360848).

Almost surely, 223608340 is an apocalyptic number.

23608340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23608340 is an abundant number, since it is smaller than the sum of its proper divisors (33052012).

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

23608340 is a wasteful number, since it uses less digits than its factorization.

23608340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 168647 (or 168645 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 26.

The square root of 23608340 is about 4858.8414256899. The cubic root of 23608340 is about 286.8722130186.

Adding to 23608340 its reverse (4380632), we get a palindrome (27988972).

The spelling of 23608340 in words is "twenty-three million, six hundred eight thousand, three hundred forty".

Divisors: 1 2 4 5 7 10 14 20 28 35 70 140 168631 337262 674524 843155 1180417 1686310 2360834 3372620 4721668 5902085 11804170 23608340