1490906 has 8 divisors (see below), whose sum is σ = 2333664. Its totient is φ = 713020.

The previous prime is 1490899. The next prime is 1490921. The reversal of 1490906 is 6090941.

1490906 = 79² + 80² + ... + 170².

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16160 + ... + 16251.

It is an arithmetic number, because the mean of its divisors is an integer number (291708).

2^1490906 is an apocalyptic number.

1490906 is a deficient number, since it is larger than the sum of its proper divisors (842758).

1490906 is a wasteful number, since it uses less digits than its factorization.

1490906 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32436.

The product of its (nonzero) digits is 1944, while the sum is 29.

The square root of 1490906 is about 1221.0266172365. The cubic root of 1490906 is about 114.2396211446.

The spelling of 1490906 in words is "one million, four hundred ninety thousand, nine hundred six".