461505402 has 48 divisors (see below), whose sum is σ = 1060693920. Its totient is φ = 144612000.

The previous prime is 461505371. The next prime is 461505431. The reversal of 461505402 is 204505164.

461505402 is a `hidden beast` number, since 4 + 615 + 0 + 5 + 40 + 2 = 666.

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, 39652 + ... + 49952.

It is an arithmetic number, because the mean of its divisors is an integer number (22097790).

Almost surely, 2^461505402 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 461505402, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (530346960).

461505402 is an abundant number, since it is smaller than the sum of its proper divisors (599188518).

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

461505402 is a wasteful number, since it uses less digits than its factorization.

461505402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10459 (or 10456 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 461505402 is about 21482.6767885196. The cubic root of 461505402 is about 772.7854376106.

The spelling of 461505402 in words is "four hundred sixty-one million, five hundred five thousand, four hundred two".