461647197 has 24 divisors (see below), whose sum is σ = 731491488. Its totient is φ = 278229600.

The previous prime is 461647177. The next prime is 461647271. The reversal of 461647197 is 791746164.

It is not a de Polignac number, because 461647197 - 2¹² = 461643101 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (461647157) 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, 5038 + ... + 30800.

It is an arithmetic number, because the mean of its divisors is an integer number (30478812).

Almost surely, 2^461647197 is an apocalyptic number.

It is an amenable number.

461647197 is a deficient number, since it is larger than the sum of its proper divisors (269844291).

461647197 is a wasteful number, since it uses less digits than its factorization.

461647197 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25961 (or 25958 counting only the distinct ones).

The product of its digits is 254016, while the sum is 45.

The square root of 461647197 is about 21485.9767522912. The cubic root of 461647197 is about 772.8645742001.

It can be divided in two parts, 46164 and 7197, that added together give a square (53361 = 231²).

The spelling of 461647197 in words is "four hundred sixty-one million, six hundred forty-seven thousand, one hundred ninety-seven".