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1382426 = 21674139
BaseRepresentation
bin101010001100000011010
32121020022222
411101200122
5323214201
645344042
714515253
oct5214032
92536288
101382426
11864701
12568022
13395306
1427db2a
151c491b
hex15181a

1382426 has 8 divisors (see below), whose sum is σ = 2086560. Its totient is φ = 686908.

The previous prime is 1382419. The next prime is 1382449. The reversal of 1382426 is 6242831.

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

It is a super-2 number, since 2×13824262 = 3822203290952, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1382395 and 1382404.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1736 + ... + 2403.

It is an arithmetic number, because the mean of its divisors is an integer number (260820).

21382426 is an apocalyptic number.

1382426 is a deficient number, since it is larger than the sum of its proper divisors (704134).

1382426 is a wasteful number, since it uses less digits than its factorization.

1382426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4308.

The product of its digits is 2304, while the sum is 26.

The square root of 1382426 is about 1175.7661332085. The cubic root of 1382426 is about 111.3988303895.

The spelling of 1382426 in words is "one million, three hundred eighty-two thousand, four hundred twenty-six".

Divisors: 1 2 167 334 4139 8278 691213 1382426