456221041 has 4 divisors (see below), whose sum is σ = 457917300. Its totient is φ = 454524784.

The previous prime is 456221033. The next prime is 456221053. The reversal of 456221041 is 140122654.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 132365025 + 323856016 = 11505^2 + 17996^2 .

It is a cyclic number.

It is not a de Polignac number, because 456221041 - 2³ = 456221033 is a prime.

It is a super-2 number, since 2×456221041² = 416275276502247362, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 456220997 and 456221015.

It is not an unprimeable number, because it can be changed into a prime (456221021) 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, 847726 + ... + 848263.

It is an arithmetic number, because the mean of its divisors is an integer number (114479325).

Almost surely, 2^456221041 is an apocalyptic number.

It is an amenable number.

456221041 is a deficient number, since it is larger than the sum of its proper divisors (1696259).

456221041 is a wasteful number, since it uses less digits than its factorization.

456221041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1696258.

The product of its (nonzero) digits is 1920, while the sum is 25.

The square root of 456221041 is about 21359.3314736206. The cubic root of 456221041 is about 769.8245740804.

Adding to 456221041 its reverse (140122654), we get a palindrome (596343695).

The spelling of 456221041 in words is "four hundred fifty-six million, two hundred twenty-one thousand, forty-one".