1340616 has 32 divisors (see below), whose sum is σ = 3396960. Its totient is φ = 440832.

The previous prime is 1340587. The next prime is 1340617. The reversal of 1340616 is 6160431.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 1340592 and 1340601.

It is not an unprimeable number, because it can be changed into a prime (1340617) 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, 1656 + ... + 2328.

It is an arithmetic number, because the mean of its divisors is an integer number (106155).

2^1340616 is an apocalyptic number.

It is an amenable number.

1340616 is an abundant number, since it is smaller than the sum of its proper divisors (2056344).

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

1340616 is a wasteful number, since it uses less digits than its factorization.

1340616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 765 (or 761 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

The square root of 1340616 is about 1157.8497311828. The cubic root of 1340616 is about 110.2642681849.

The spelling of 1340616 in words is "one million, three hundred forty thousand, six hundred sixteen".