1340546 has 8 divisors (see below), whose sum is σ = 2015760. Its totient is φ = 668628.

The previous prime is 1340527. The next prime is 1340557. The reversal of 1340546 is 6450431.

It is a happy number.

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

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, 1025 + ... + 1931.

It is an arithmetic number, because the mean of its divisors is an integer number (251970).

2^1340546 is an apocalyptic number.

1340546 is a deficient number, since it is larger than the sum of its proper divisors (675214).

1340546 is an equidigital number, since it uses as much as digits as its factorization.

1340546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1648.

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 1340546 is about 1157.8195023405. The cubic root of 1340546 is about 110.2623490092.

Adding to 1340546 its reverse (6450431), we get a palindrome (7790977).

The spelling of 1340546 in words is "one million, three hundred forty thousand, five hundred forty-six".