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401429 = 757347
BaseRepresentation
bin1100010000000010101
3202101122202
41202000111
5100321204
612334245
73261230
oct1420025
9671582
10401429
11254666
12174385
13110942
14a6417
157de1e
hex62015

401429 has 4 divisors (see below), whose sum is σ = 458784. Its totient is φ = 344076.

The previous prime is 401417. The next prime is 401473. The reversal of 401429 is 924104.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 401429 - 28 = 401173 is a prime.

It is a super-2 number, since 2×4014292 = 322290484082, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 401429.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 401429.

It is not an unprimeable number, because it can be changed into a prime (401029) 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, 28667 + ... + 28680.

It is an arithmetic number, because the mean of its divisors is an integer number (114696).

2401429 is an apocalyptic number.

It is an amenable number.

401429 is a deficient number, since it is larger than the sum of its proper divisors (57355).

401429 is an equidigital number, since it uses as much as digits as its factorization.

401429 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57354.

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 401429 is about 633.5842485416. The cubic root of 401429 is about 73.7682670446.

The spelling of 401429 in words is "four hundred one thousand, four hundred twenty-nine".

Divisors: 1 7 57347 401429