2281051 has 4 divisors (see below), whose sum is σ = 2329632. Its totient is φ = 2232472.

The previous prime is 2281039. The next prime is 2281057. The reversal of 2281051 is 1501822.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2281051 - 2¹³ = 2272859 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2281057) 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, 24220 + ... + 24313.

It is an arithmetic number, because the mean of its divisors is an integer number (582408).

2^2281051 is an apocalyptic number.

2281051 is a deficient number, since it is larger than the sum of its proper divisors (48581).

2281051 is an equidigital number, since it uses as much as digits as its factorization.

2281051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48580.

The product of its (nonzero) digits is 160, while the sum is 19.

The square root of 2281051 is about 1510.3148678339. The cubic root of 2281051 is about 131.6371077871.

Adding to 2281051 its reverse (1501822), we get a palindrome (3782873).

The spelling of 2281051 in words is "two million, two hundred eighty-one thousand, fifty-one".