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379493 = 1991907
BaseRepresentation
bin1011100101001100101
3201021120022
41130221211
544120433
612044525
73140252
oct1345145
9637508
10379493
1123a134
12163745
1310396a
149c429
1577698
hex5ca65

379493 has 4 divisors (see below), whose sum is σ = 381600. Its totient is φ = 377388.

The previous prime is 379459. The next prime is 379499. The reversal of 379493 is 394973.

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, and also an emirpimes, since its reverse is a distinct semiprime: 394973 = 715563.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-379493 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (379499) 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, 755 + ... + 1152.

It is an arithmetic number, because the mean of its divisors is an integer number (95400).

2379493 is an apocalyptic number.

It is an amenable number.

379493 is a deficient number, since it is larger than the sum of its proper divisors (2107).

379493 is a wasteful number, since it uses less digits than its factorization.

379493 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2106.

The product of its digits is 20412, while the sum is 35.

The square root of 379493 is about 616.0300317355. The cubic root of 379493 is about 72.3993371123.

The spelling of 379493 in words is "three hundred seventy-nine thousand, four hundred ninety-three".

Divisors: 1 199 1907 379493