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40169022 = 236694837
BaseRepresentation
bin1001100100111…
…0111000111110
32210120210112120
42121032320332
540240402042
63552543410
7665300565
oct231167076
983523476
1040169022
1120746643
1211551b66
13842576a
145498bdc
1537d6dec
hex264ee3e

40169022 has 8 divisors (see below), whose sum is σ = 80338056. Its totient is φ = 13389672.

The previous prime is 40168991. The next prime is 40169027. The reversal of 40169022 is 22096104.

It is a sphenic number, since it is the product of 3 distinct primes.

40169022 is an admirable number.

It is a super-2 number, since 2×401690222 = 3227100656872968, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 40168983 and 40169001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40169027) 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, 3347413 + ... + 3347424.

It is an arithmetic number, because the mean of its divisors is an integer number (10042257).

Almost surely, 240169022 is an apocalyptic number.

40169022 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.

40169022 is a wasteful number, since it uses less digits than its factorization.

40169022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6694842.

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 40169022 is about 6337.9035966162. The cubic root of 40169022 is about 342.4762183569.

The spelling of 40169022 in words is "forty million, one hundred sixty-nine thousand, twenty-two".

Divisors: 1 2 3 6 6694837 13389674 20084511 40169022