461021747 has 4 divisors (see below), whose sum is σ = 461078376. Its totient is φ = 460965120.

The previous prime is 461021723. The next prime is 461021777. The reversal of 461021747 is 747120164.

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 461021747 - 2²² = 456827443 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (461021777) 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, 13529 + ... + 33242.

It is an arithmetic number, because the mean of its divisors is an integer number (115269594).

Almost surely, 2^461021747 is an apocalyptic number.

461021747 is a deficient number, since it is larger than the sum of its proper divisors (56629).

461021747 is an equidigital number, since it uses as much as digits as its factorization.

461021747 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56628.

The product of its (nonzero) digits is 9408, while the sum is 32.

The square root of 461021747 is about 21471.4169769953. The cubic root of 461021747 is about 772.5153850233.

The spelling of 461021747 in words is "four hundred sixty-one million, twenty-one thousand, seven hundred forty-seven".