461612066 has 4 divisors (see below), whose sum is σ = 692418102. Its totient is φ = 230806032.

The previous prime is 461612059. The next prime is 461612131. The reversal of 461612066 is 660216164.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 445843225 + 15768841 = 21115^2 + 3971^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115403015 + ... + 115403018.

Almost surely, 2^461612066 is an apocalyptic number.

461612066 is a deficient number, since it is larger than the sum of its proper divisors (230806036).

461612066 is a wasteful number, since it uses less digits than its factorization.

461612066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 230806035.

The product of its (nonzero) digits is 10368, while the sum is 32.

The square root of 461612066 is about 21485.1592035060. The cubic root of 461612066 is about 772.8449689010.

The spelling of 461612066 in words is "four hundred sixty-one million, six hundred twelve thousand, sixty-six".