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920041 = 1396619
BaseRepresentation
bin11100000100111101001
31201202001121
43200213221
5213420131
631415241
710551223
oct3404751
91652047
10920041
11579271
12384521
13262a05
1419d413
15132911
hexe09e9

920041 has 4 divisors (see below), whose sum is σ = 926800. Its totient is φ = 913284.

The previous prime is 920039. The next prime is 920053. The reversal of 920041 is 140029.

920041 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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: 140029 = 178237.

It is a cyclic number.

It is not a de Polignac number, because 920041 - 21 = 920039 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 919997 and 920024.

It is not an unprimeable number, because it can be changed into a prime (920011) 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, 3171 + ... + 3448.

It is an arithmetic number, because the mean of its divisors is an integer number (231700).

2920041 is an apocalyptic number.

It is an amenable number.

920041 is a deficient number, since it is larger than the sum of its proper divisors (6759).

920041 is a wasteful number, since it uses less digits than its factorization.

920041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6758.

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 920041 is about 959.1876771519. The cubic root of 920041 is about 97.2603273882.

The spelling of 920041 in words is "nine hundred twenty thousand, forty-one".

Divisors: 1 139 6619 920041