461655533 has 2 divisors, whose sum is σ = 461655534. Its totient is φ = 461655532.

The previous prime is 461655497. The next prime is 461655581. The reversal of 461655533 is 335556164.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 439405444 + 22250089 = 20962^2 + 4717^2 .

It is a cyclic number.

It is not a de Polignac number, because 461655533 - 2¹⁴ = 461639149 is a prime.

It is a super-2 number, since 2×461655533² = 426251662299028178, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (461655583) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 230827766 + 230827767.

It is an arithmetic number, because the mean of its divisors is an integer number (230827767).

Almost surely, 2^461655533 is an apocalyptic number.

It is an amenable number.

461655533 is a deficient number, since it is larger than the sum of its proper divisors (1).

461655533 is an equidigital number, since it uses as much as digits as its factorization.

461655533 is an evil number, because the sum of its binary digits is even.

The product of its digits is 162000, while the sum is 38.

The square root of 461655533 is about 21486.1707384075. The cubic root of 461655533 is about 772.8692260644.

The spelling of 461655533 in words is "four hundred sixty-one million, six hundred fifty-five thousand, five hundred thirty-three".