461873437 has 2 divisors, whose sum is σ = 461873438. Its totient is φ = 461873436.

The previous prime is 461873431. The next prime is 461873441. The reversal of 461873437 is 734378164.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 457147161 + 4726276 = 21381^2 + 2174^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-461873437 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 461873393 and 461873402.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (461873431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 230936718 + 230936719.

It is an arithmetic number, because the mean of its divisors is an integer number (230936719).

Almost surely, 2^461873437 is an apocalyptic number.

It is an amenable number.

461873437 is a deficient number, since it is larger than the sum of its proper divisors (1).

461873437 is an equidigital number, since it uses as much as digits as its factorization.

461873437 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 338688, while the sum is 43.

The square root of 461873437 is about 21491.2409367165. The cubic root of 461873437 is about 772.9908064735.

The spelling of 461873437 in words is "four hundred sixty-one million, eight hundred seventy-three thousand, four hundred thirty-seven".