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674193441 = 3224731147
BaseRepresentation
bin101000001011110…
…110000000100001
31201222121120112110
4220023312000201
52340043142231
6150522145533
722464356355
oct5013660041
91658546473
10674193441
11316623569
121699522a9
13a98a503c
146577b465
153e2c6046
hex282f6021

674193441 has 4 divisors (see below), whose sum is σ = 898924592. Its totient is φ = 449462292.

The previous prime is 674193439. The next prime is 674193461. The reversal of 674193441 is 144391476.

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 not a de Polignac number, because 674193441 - 21 = 674193439 is a prime.

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 674193441.

It is not an unprimeable number, because it can be changed into a prime (674193461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 112365571 + ... + 112365576.

It is an arithmetic number, because the mean of its divisors is an integer number (224731148).

Almost surely, 2674193441 is an apocalyptic number.

It is an amenable number.

674193441 is a deficient number, since it is larger than the sum of its proper divisors (224731151).

674193441 is a wasteful number, since it uses less digits than its factorization.

674193441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224731150.

The product of its digits is 72576, while the sum is 39.

The square root of 674193441 is about 25965.2352386802. The cubic root of 674193441 is about 876.8557906792.

The spelling of 674193441 in words is "six hundred seventy-four million, one hundred ninety-three thousand, four hundred forty-one".

Divisors: 1 3 224731147 674193441