1346990 has 8 divisors (see below), whose sum is σ = 2424600. Its totient is φ = 538792.

The previous prime is 1346987. The next prime is 1346993. The reversal of 1346990 is 996431.

It is an interprime number because it is at equal distance from previous prime (1346987) and next prime (1346993).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1346993) 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 3 ways as a sum of consecutive naturals, for example, 67340 + ... + 67359.

It is an arithmetic number, because the mean of its divisors is an integer number (303075).

2^1346990 is an apocalyptic number.

1346990 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1346990 is a deficient number, since it is larger than the sum of its proper divisors (1077610).

1346990 is a wasteful number, since it uses less digits than its factorization.

1346990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134706.

The product of its (nonzero) digits is 5832, while the sum is 32.

The square root of 1346990 is about 1160.5989832841. The cubic root of 1346990 is about 110.4387435782.

The spelling of 1346990 in words is "one million, three hundred forty-six thousand, nine hundred ninety".