461270621 has 4 divisors (see below), whose sum is σ = 527166432. Its totient is φ = 395374812.

The previous prime is 461270611. The next prime is 461270627. The reversal of 461270621 is 126072164.

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 not a de Polignac number, because 461270621 - 2¹⁰ = 461269597 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (461270627) 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, 32947895 + ... + 32947908.

It is an arithmetic number, because the mean of its divisors is an integer number (131791608).

Almost surely, 2^461270621 is an apocalyptic number.

It is an amenable number.

461270621 is a deficient number, since it is larger than the sum of its proper divisors (65895811).

461270621 is an equidigital number, since it uses as much as digits as its factorization.

461270621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65895810.

The product of its (nonzero) digits is 4032, while the sum is 29.

The square root of 461270621 is about 21477.2116672533. The cubic root of 461270621 is about 772.6543693624.

The spelling of 461270621 in words is "four hundred sixty-one million, two hundred seventy thousand, six hundred twenty-one".