461551200 has 144 divisors (see below), whose sum is σ = 1639020096. Its totient is φ = 111884800.

The previous prime is 461551177. The next prime is 461551213. The reversal of 461551200 is 2155164.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 17659 + ... + 35141.

It is an arithmetic number, because the mean of its divisors is an integer number (11382084).

Almost surely, 2^461551200 is an apocalyptic number.

461551200 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 461551200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (819510048).

461551200 is an abundant number, since it is smaller than the sum of its proper divisors (1177468896).

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

461551200 is a wasteful number, since it uses less digits than its factorization.

461551200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17517 (or 17504 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 24.

The square root of 461551200 is about 21483.7426906952. The cubic root of 461551200 is about 772.8109995048.

The spelling of 461551200 in words is "four hundred sixty-one million, five hundred fifty-one thousand, two hundred".