461506698 has 48 divisors (see below), whose sum is σ = 1029557256. Its totient is φ = 149299200.

The previous prime is 461506693. The next prime is 461506711. The reversal of 461506698 is 896605164.

It can be written as a sum of positive squares in 4 ways, for example, as 447195609 + 14311089 = 21147^2 + 3783^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (461506693) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 399690 + ... + 400842.

Almost surely, 2^461506698 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 461506698, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (514778628).

461506698 is an abundant number, since it is smaller than the sum of its proper divisors (568050558).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

461506698 is a wasteful number, since it uses less digits than its factorization.

461506698 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1799 (or 1796 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 45.

The square root of 461506698 is about 21482.7069523373. The cubic root of 461506698 is about 772.7861609889.

It can be divided in two parts, 4615066 and 98, that added together give a palindrome (4615164).

The spelling of 461506698 in words is "four hundred sixty-one million, five hundred six thousand, six hundred ninety-eight".