1340536 has 32 divisors (see below), whose sum is σ = 2656080. Its totient is φ = 633600.

The previous prime is 1340527. The next prime is 1340557. The reversal of 1340536 is 6350431.

1340536 = T₈₃ + T₈₄ + ... + T₂₀₄.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19975 + ... + 20041.

2^1340536 is an apocalyptic number.

It is an amenable number.

1340536 is a deficient number, since it is larger than the sum of its proper divisors (1315544).

1340536 is a wasteful number, since it uses less digits than its factorization.

1340536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175 (or 171 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 22.

The square root of 1340536 is about 1157.8151838700. The cubic root of 1340536 is about 110.2620748357.

Adding to 1340536 its reverse (6350431), we get a palindrome (7690967).

The spelling of 1340536 in words is "one million, three hundred forty thousand, five hundred thirty-six".