1356672 has 32 divisors (see below), whose sum is σ = 3604680. Its totient is φ = 452096.

The previous prime is 1356671. The next prime is 1356689. The reversal of 1356672 is 2766531.

It is a tau number, because it is divible by the number of its divisors (32).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1356671) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1383 + ... + 2150.

2^1356672 is an apocalyptic number.

1356672 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1356672 is an abundant number, since it is smaller than the sum of its proper divisors (2248008).

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

1356672 is an equidigital number, since it uses as much as digits as its factorization.

1356672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3550 (or 3538 counting only the distinct ones).

The product of its digits is 7560, while the sum is 30.

The square root of 1356672 is about 1164.7626367634. The cubic root of 1356672 is about 110.7027188550.

The spelling of 1356672 in words is "one million, three hundred fifty-six thousand, six hundred seventy-two".