1340030 has 16 divisors (see below), whose sum is σ = 2437344. Its totient is φ = 530400.

The previous prime is 1340021. The next prime is 1340033. The reversal of 1340030 is 300431.

It is a junction number, because it is equal to n+sod(n) for n = 1339993 and 1340020.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1340033) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 380 + ... + 1680.

It is an arithmetic number, because the mean of its divisors is an integer number (152334).

2^1340030 is an apocalyptic number.

1340030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1340030 is a deficient number, since it is larger than the sum of its proper divisors (1097314).

1340030 is a wasteful number, since it uses less digits than its factorization.

1340030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1411.

The product of its (nonzero) digits is 36, while the sum is 11.

The square root of 1340030 is about 1157.5966482329. The cubic root of 1340030 is about 110.2481998805.

Adding to 1340030 its reverse (300431), we get a palindrome (1640461).

The spelling of 1340030 in words is "one million, three hundred forty thousand, thirty".