461890612 has 12 divisors (see below), whose sum is σ = 855856260. Its totient is φ = 217360256.

The previous prime is 461890603. The next prime is 461890619. The reversal of 461890612 is 216098164.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 422878096 + 39012516 = 20564^2 + 6246^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (461890619) 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, 3396187 + ... + 3396322.

It is an arithmetic number, because the mean of its divisors is an integer number (71321355).

Almost surely, 2^461890612 is an apocalyptic number.

It is an amenable number.

461890612 is a deficient number, since it is larger than the sum of its proper divisors (393965648).

461890612 is a wasteful number, since it uses less digits than its factorization.

461890612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6792530 (or 6792528 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 37.

The square root of 461890612 is about 21491.6405143954. The cubic root of 461890612 is about 773.0003877076. Note that the first 3 decimals are identical.

The spelling of 461890612 in words is "four hundred sixty-one million, eight hundred ninety thousand, six hundred twelve".