1390676 has 12 divisors (see below), whose sum is σ = 2781408. Its totient is φ = 595992.

The previous prime is 1390643. The next prime is 1390681. The reversal of 1390676 is 6760931.

1390676 is an admirable number.

It is a congruent number.

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, 24806 + ... + 24861.

It is an arithmetic number, because the mean of its divisors is an integer number (231784).

2^1390676 is an apocalyptic number.

It is an amenable number.

1390676 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.

1390676 is a wasteful number, since it uses less digits than its factorization.

1390676 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49678 (or 49676 counting only the distinct ones).

The product of its (nonzero) digits is 6804, while the sum is 32.

The square root of 1390676 is about 1179.2692652656. The cubic root of 1390676 is about 111.6199918793.

The spelling of 1390676 in words is "one million, three hundred ninety thousand, six hundred seventy-six".