1366572 has 24 divisors (see below), whose sum is σ = 3257856. Its totient is φ = 445648.

The previous prime is 1366549. The next prime is 1366577. The reversal of 1366572 is 2756631.

It is not an unprimeable number, because it can be changed into a prime (1366577) 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, 648 + ... + 1775.

It is an arithmetic number, because the mean of its divisors is an integer number (135744).

2^1366572 is an apocalyptic number.

1366572 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1366572 is an abundant number, since it is smaller than the sum of its proper divisors (1891284).

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

1366572 is a wasteful number, since it uses less digits than its factorization.

1366572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2477 (or 2475 counting only the distinct ones).

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

The square root of 1366572 is about 1169.0047048665. The cubic root of 1366572 is about 110.9713423300.

The spelling of 1366572 in words is "one million, three hundred sixty-six thousand, five hundred seventy-two".