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4402961 = 31142031
BaseRepresentation
bin10000110010111100010001
322021200201122
4100302330101
52111343321
6234212025
752265423
oct20627421
98250648
104402961
112538012
121584015
13bb2104
14828813
155be8ab
hex432f11

4402961 has 4 divisors (see below), whose sum is σ = 4545024. Its totient is φ = 4260900.

The previous prime is 4402933. The next prime is 4402987. The reversal of 4402961 is 1692044.

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 4402961 - 26 = 4402897 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 4402961.

It is not an unprimeable number, because it can be changed into a prime (4402991) 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, 70985 + ... + 71046.

It is an arithmetic number, because the mean of its divisors is an integer number (1136256).

Almost surely, 24402961 is an apocalyptic number.

It is an amenable number.

4402961 is a deficient number, since it is larger than the sum of its proper divisors (142063).

4402961 is a wasteful number, since it uses less digits than its factorization.

4402961 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142062.

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 4402961 is about 2098.3233783190. The cubic root of 4402961 is about 163.9010036093.

The spelling of 4402961 in words is "four million, four hundred two thousand, nine hundred sixty-one".

Divisors: 1 31 142031 4402961