1363872 has 24 divisors (see below), whose sum is σ = 3580416. Its totient is φ = 454592.

The previous prime is 1363867. The next prime is 1363883. The reversal of 1363872 is 2783631.

It is a tau number, because it is divible by the number of its divisors (24).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7008 + ... + 7199.

It is an arithmetic number, because the mean of its divisors is an integer number (149184).

2^1363872 is an apocalyptic number.

1363872 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1363872 is an abundant number, since it is smaller than the sum of its proper divisors (2216544).

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

1363872 is a wasteful number, since it uses less digits than its factorization.

1363872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14220 (or 14212 counting only the distinct ones).

The product of its digits is 6048, while the sum is 30.

The square root of 1363872 is about 1167.8493053472. The cubic root of 1363872 is about 110.8982103942.

The spelling of 1363872 in words is "one million, three hundred sixty-three thousand, eight hundred seventy-two".