1396550 has 48 divisors (see below), whose sum is σ = 2892672. Its totient is φ = 499200.

The previous prime is 1396547. The next prime is 1396559. The reversal of 1396550 is 556931.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1396559) 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 23 ways as a sum of consecutive naturals, for example, 26324 + ... + 26376.

It is an arithmetic number, because the mean of its divisors is an integer number (60264).

2^1396550 is an apocalyptic number.

1396550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1396550 is an abundant number, since it is smaller than the sum of its proper divisors (1496122).

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

1396550 is a wasteful number, since it uses less digits than its factorization.

1396550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113 (or 108 counting only the distinct ones).

The product of its (nonzero) digits is 4050, while the sum is 29.

The square root of 1396550 is about 1181.7571662571. The cubic root of 1396550 is about 111.7769263157.

The spelling of 1396550 in words is "one million, three hundred ninety-six thousand, five hundred fifty".