1379406 has 16 divisors (see below), whose sum is σ = 3153024. Its totient is φ = 394104.

The previous prime is 1379387. The next prime is 1379423. The reversal of 1379406 is 6049731.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16380 + ... + 16463.

It is an arithmetic number, because the mean of its divisors is an integer number (197064).

2^1379406 is an apocalyptic number.

1379406 is an abundant number, since it is smaller than the sum of its proper divisors (1773618).

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

1379406 is a wasteful number, since it uses less digits than its factorization.

1379406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32855.

The product of its (nonzero) digits is 4536, while the sum is 30.

The square root of 1379406 is about 1174.4811620456. The cubic root of 1379406 is about 111.3176519043.

The spelling of 1379406 in words is "one million, three hundred seventy-nine thousand, four hundred six".