461221235 has 4 divisors (see below), whose sum is σ = 553465488. Its totient is φ = 368976984.

The previous prime is 461221217. The next prime is 461221273. The reversal of 461221235 is 532122164.

It is a happy number.

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 461221235 - 2¹⁸ = 460959091 is a prime.

It is a super-2 number, since 2×461221235² = 425450055229850450, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46122119 + ... + 46122128.

It is an arithmetic number, because the mean of its divisors is an integer number (138366372).

Almost surely, 2^461221235 is an apocalyptic number.

461221235 is a deficient number, since it is larger than the sum of its proper divisors (92244253).

461221235 is an equidigital number, since it uses as much as digits as its factorization.

461221235 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92244252.

The product of its digits is 2880, while the sum is 26.

The square root of 461221235 is about 21476.0619062248. The cubic root of 461221235 is about 772.6267935976.

Adding to 461221235 its reverse (532122164), we get a palindrome (993343399).

The spelling of 461221235 in words is "four hundred sixty-one million, two hundred twenty-one thousand, two hundred thirty-five".