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23342430 = 235778081
BaseRepresentation
bin101100100001…
…0110101011110
31121220220210110
41121002311132
521433424210
62152150450
7402256506
oct131026536
947826713
1023342430
11121a3571
127998426
134ab38b7
143158a06
1520b1420
hex1642d5e

23342430 has 16 divisors (see below), whose sum is σ = 56021904. Its totient is φ = 6224640.

The previous prime is 23342399. The next prime is 23342437. The reversal of 23342430 is 3424332.

It is a junction number, because it is equal to n+sod(n) for n = 23342397 and 23342406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23342437) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 389011 + ... + 389070.

It is an arithmetic number, because the mean of its divisors is an integer number (3501369).

Almost surely, 223342430 is an apocalyptic number.

23342430 is an abundant number, since it is smaller than the sum of its proper divisors (32679474).

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

23342430 is a wasteful number, since it uses less digits than its factorization.

23342430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 778091.

The product of its (nonzero) digits is 1728, while the sum is 21.

The square root of 23342430 is about 4831.4004180983. The cubic root of 23342430 is about 285.7910923269.

Adding to 23342430 its reverse (3424332), we get a palindrome (26766762).

The spelling of 23342430 in words is "twenty-three million, three hundred forty-two thousand, four hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 778081 1556162 2334243 3890405 4668486 7780810 11671215 23342430