1487406 has 8 divisors (see below), whose sum is σ = 2974824. Its totient is φ = 495800.

The previous prime is 1487401. The next prime is 1487417. The reversal of 1487406 is 6047841.

It is a sphenic number, since it is the product of 3 distinct primes.

1487406 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1487401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 123945 + ... + 123956.

It is an arithmetic number, because the mean of its divisors is an integer number (371853).

2^1487406 is an apocalyptic number.

1487406 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1487406 is a wasteful number, since it uses less digits than its factorization.

1487406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 247906.

The product of its (nonzero) digits is 5376, while the sum is 30.

The square root of 1487406 is about 1219.5925549133. The cubic root of 1487406 is about 114.1501560888.

The spelling of 1487406 in words is "one million, four hundred eighty-seven thousand, four hundred six".