4561506 has 12 divisors (see below), whose sum is σ = 9883302. Its totient is φ = 1520496.

The previous prime is 4561489. The next prime is 4561507. The reversal of 4561506 is 6051654.

It is a happy number.

4561506 is a `hidden beast` number, since 45 + 615 + 0 + 6 = 666.

It can be written as a sum of positive squares in only one way, i.e., 4372281 + 189225 = 2091^2 + 435^2 .

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 4561506.

It is not an unprimeable number, because it can be changed into a prime (4561507) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 126691 + ... + 126726.

Almost surely, 2^4561506 is an apocalyptic number.

4561506 is an abundant number, since it is smaller than the sum of its proper divisors (5321796).

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

4561506 is a wasteful number, since it uses less digits than its factorization.

4561506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 253425 (or 253422 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

The square root of 4561506 is about 2135.7682458544. The cubic root of 4561506 is about 165.8451403314.

The spelling of 4561506 in words is "four million, five hundred sixty-one thousand, five hundred six".