461947698 has 80 divisors (see below), whose sum is σ = 1114961760. Its totient is φ = 142418304.

The previous prime is 461947691. The next prime is 461947711. The reversal of 461947698 is 896749164.

461947698 is a `hidden beast` number, since 461 + 94 + 7 + 6 + 98 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (461947691) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 161065 + ... + 163907.

It is an arithmetic number, because the mean of its divisors is an integer number (13937022).

Almost surely, 2^461947698 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 461947698, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (557480880).

461947698 is an abundant number, since it is smaller than the sum of its proper divisors (653014062).

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

461947698 is a wasteful number, since it uses less digits than its factorization.

461947698 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2933 (or 2924 counting only the distinct ones).

The product of its digits is 2612736, while the sum is 54.

The square root of 461947698 is about 21492.9685711397. The cubic root of 461947698 is about 773.0322319590.

The spelling of 461947698 in words is "four hundred sixty-one million, nine hundred forty-seven thousand, six hundred ninety-eight".