461089730 has 8 divisors (see below), whose sum is σ = 829961532. Its totient is φ = 184435888.

The previous prime is 461089723. The next prime is 461089751. The reversal of 461089730 is 37980164.

It is a Cunningham number, because it is equal to 21473²+1.

It can be written as a sum of positive squares in 2 ways, for example, as 461089729 + 1 = 21473^2 + 1^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×461089730² = 425207478222945800, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23054477 + ... + 23054496.

Almost surely, 2^461089730 is an apocalyptic number.

461089730 is a deficient number, since it is larger than the sum of its proper divisors (368871802).

461089730 is a wasteful number, since it uses less digits than its factorization.

461089730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46108980.

The product of its (nonzero) digits is 36288, while the sum is 38.

The square root of 461089730 is about 21473.0000232851. Note that the first 4 decimals coincide. The cubic root of 461089730 is about 772.5533552727.

The spelling of 461089730 in words is "four hundred sixty-one million, eighty-nine thousand, seven hundred thirty".