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BaseRepresentation
bin100010010010110110
321010200121
4202102312
513443340
63002154
71123351
oct422266
9233617
10140470
11965a0
126935a
134bc25
1439298
152b94a
hex224b6

140470 has 16 divisors (see below), whose sum is σ = 276048. Its totient is φ = 51040.

The previous prime is 140453. The next prime is 140473. The reversal of 140470 is 74041.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140473) by changing a digit.

140470 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 529 + ... + 748.

It is an arithmetic number, because the mean of its divisors is an integer number (17253).

2140470 is an apocalyptic number.

140470 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

140470 is a deficient number, since it is larger than the sum of its proper divisors (135578).

140470 is a wasteful number, since it uses less digits than its factorization.

140470 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1295.

The product of its (nonzero) digits is 112, while the sum is 16.

The square root of 140470 is about 374.7932763538. The cubic root of 140470 is about 51.9829825972.

The spelling of 140470 in words is "one hundred forty thousand, four hundred seventy", and thus it is an iban number.