461658441 has 4 divisors (see below), whose sum is σ = 615544592. Its totient is φ = 307772292.

The previous prime is 461658437. The next prime is 461658451. The reversal of 461658441 is 144856164.

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 461658441 - 2² = 461658437 is a prime.

It is a super-2 number, since 2×461658441² = 426257032293100962, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 461658441.

It is not an unprimeable number, because it can be changed into a prime (461658451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 76943071 + ... + 76943076.

It is an arithmetic number, because the mean of its divisors is an integer number (153886148).

Almost surely, 2^461658441 is an apocalyptic number.

It is an amenable number.

461658441 is a deficient number, since it is larger than the sum of its proper divisors (153886151).

461658441 is a wasteful number, since it uses less digits than its factorization.

461658441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153886150.

The product of its digits is 92160, while the sum is 39.

The square root of 461658441 is about 21486.2384097357. The cubic root of 461658441 is about 772.8708488465.

The spelling of 461658441 in words is "four hundred sixty-one million, six hundred fifty-eight thousand, four hundred forty-one".