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34470672 = 243718139
BaseRepresentation
bin1000001101111…
…1101100010000
32101212021212120
42003133230100
532311030142
63230454240
7565665405
oct203375420
971767776
1034470672
1118504365
12b664380
1371abb62
1448142ac
15305d7ec
hex20dfb10

34470672 has 20 divisors (see below), whose sum is σ = 89049360. Its totient is φ = 11490208.

The previous prime is 34470661. The next prime is 34470677. The reversal of 34470672 is 27607443.

It is not an unprimeable number, because it can be changed into a prime (34470677) 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, 359022 + ... + 359117.

It is an arithmetic number, because the mean of its divisors is an integer number (4452468).

Almost surely, 234470672 is an apocalyptic number.

It is an amenable number.

34470672 is an abundant number, since it is smaller than the sum of its proper divisors (54578688).

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

34470672 is a wasteful number, since it uses less digits than its factorization.

34470672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 718150 (or 718144 counting only the distinct ones).

The product of its (nonzero) digits is 28224, while the sum is 33.

The square root of 34470672 is about 5871.1729662820. The cubic root of 34470672 is about 325.4492312295.

The spelling of 34470672 in words is "thirty-four million, four hundred seventy thousand, six hundred seventy-two".

Divisors: 1 2 3 4 6 8 12 16 24 48 718139 1436278 2154417 2872556 4308834 5745112 8617668 11490224 17235336 34470672