1461506 has 4 divisors (see below), whose sum is σ = 2192262. Its totient is φ = 730752.

The previous prime is 1461497. The next prime is 1461511. The reversal of 1461506 is 6051641.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1050625 + 410881 = 1025^2 + 641^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 365375 + ... + 365378.

2^1461506 is an apocalyptic number.

1461506 is a deficient number, since it is larger than the sum of its proper divisors (730756).

1461506 is an equidigital number, since it uses as much as digits as its factorization.

1461506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 730755.

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 1461506 is about 1208.9276239709. The cubic root of 1461506 is about 113.4837123348.

The spelling of 1461506 in words is "one million, four hundred sixty-one thousand, five hundred six".