1356534 has 16 divisors (see below), whose sum is σ = 3014640. Its totient is φ = 452160.

The previous prime is 1356503. The next prime is 1356539. The reversal of 1356534 is 4356531.

1356534 is a `hidden beast` number, since 1 + 3 + 5 + 653 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1356498 and 1356507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1356539) 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, 12507 + ... + 12614.

It is an arithmetic number, because the mean of its divisors is an integer number (188415).

2^1356534 is an apocalyptic number.

1356534 is an abundant number, since it is smaller than the sum of its proper divisors (1658106).

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

1356534 is a wasteful number, since it uses less digits than its factorization.

1356534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25132 (or 25126 counting only the distinct ones).

The product of its digits is 5400, while the sum is 27.

The square root of 1356534 is about 1164.7033957193. The cubic root of 1356534 is about 110.6989651859.

The spelling of 1356534 in words is "one million, three hundred fifty-six thousand, five hundred thirty-four".