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40523532 = 2237482423
BaseRepresentation
bin1001101010010…
…1011100001100
32211020210211120
42122211130030
540333223112
64004320540
71001305260
oct232453414
984223746
1040523532
1120968a25
12116a3150
13851ac2a
14554c0a0
153856e8c
hex26a570c

40523532 has 24 divisors (see below), whose sum is σ = 108062976. Its totient is φ = 11578128.

The previous prime is 40523531. The next prime is 40523533. The reversal of 40523532 is 23532504.

It is an interprime number because it is at equal distance from previous prime (40523531) and next prime (40523533).

It is not an unprimeable number, because it can be changed into a prime (40523531) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 241128 + ... + 241295.

It is an arithmetic number, because the mean of its divisors is an integer number (4502624).

Almost surely, 240523532 is an apocalyptic number.

40523532 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

40523532 is an abundant number, since it is smaller than the sum of its proper divisors (67539444).

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

40523532 is a wasteful number, since it uses less digits than its factorization.

40523532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 482437 (or 482435 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 24.

The square root of 40523532 is about 6365.8096107251. The cubic root of 40523532 is about 343.4807720253.

The spelling of 40523532 in words is "forty million, five hundred twenty-three thousand, five hundred thirty-two".

Divisors: 1 2 3 4 6 7 12 14 21 28 42 84 482423 964846 1447269 1929692 2894538 3376961 5789076 6753922 10130883 13507844 20261766 40523532