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1429434 = 233103257
BaseRepresentation
bin101011100111110111010
32200121211000
411130332322
5331220214
650345430
715102306
oct5347672
92617730
101429434
11896a56
1258b276
133b0826
14292d06
151d3809
hex15cfba

1429434 has 32 divisors (see below), whose sum is σ = 3219840. Its totient is φ = 470016.

The previous prime is 1429423. The next prime is 1429451. The reversal of 1429434 is 4349241.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 1429398 and 1429407.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5434 + ... + 5690.

It is an arithmetic number, because the mean of its divisors is an integer number (100620).

21429434 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1429434, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1609920).

1429434 is an abundant number, since it is smaller than the sum of its proper divisors (1790406).

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

1429434 is a wasteful number, since it uses less digits than its factorization.

1429434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 371 (or 365 counting only the distinct ones).

The product of its digits is 3456, while the sum is 27.

The square root of 1429434 is about 1195.5893943993. The cubic root of 1429434 is about 112.6474510993.

The spelling of 1429434 in words is "one million, four hundred twenty-nine thousand, four hundred thirty-four".

Divisors: 1 2 3 6 9 18 27 54 103 206 257 309 514 618 771 927 1542 1854 2313 2781 4626 5562 6939 13878 26471 52942 79413 158826 238239 476478 714717 1429434