1490856 has 16 divisors (see below), whose sum is σ = 3727200. Its totient is φ = 496944.

The previous prime is 1490843. The next prime is 1490869. The reversal of 1490856 is 6580941.

It is an interprime number because it is at equal distance from previous prime (1490843) and next prime (1490869).

It is a super-2 number, since 2×1490856² = 4445303225472, which contains 22 as substring.

It is an Ulam number.

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 3 ways as a sum of consecutive naturals, for example, 31036 + ... + 31083.

It is an arithmetic number, because the mean of its divisors is an integer number (232950).

2^1490856 is an apocalyptic number.

It is an amenable number.

1490856 is an abundant number, since it is smaller than the sum of its proper divisors (2236344).

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

1490856 is a wasteful number, since it uses less digits than its factorization.

1490856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62128 (or 62124 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 33.

The square root of 1490856 is about 1221.0061424907. The cubic root of 1490856 is about 114.2383440587.

It can be divided in two parts, 1490 and 856, that added together give a triangular number (2346 = T₆₈).

The spelling of 1490856 in words is "one million, four hundred ninety thousand, eight hundred fifty-six".