1329272 has 24 divisors (see below), whose sum is σ = 2900160. Its totient is φ = 569520.

The previous prime is 1329269. The next prime is 1329277. The reversal of 1329272 is 2729231.

1329272 = T₂₀₈ + T₂₀₉ + ... + T₂₅₆.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1329277) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1304 + ... + 2087.

It is an arithmetic number, because the mean of its divisors is an integer number (120840).

2^1329272 is an apocalyptic number.

It is an amenable number.

1329272 is an abundant number, since it is smaller than the sum of its proper divisors (1570888).

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

1329272 is a wasteful number, since it uses less digits than its factorization.

1329272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3411 (or 3400 counting only the distinct ones).

The product of its digits is 1512, while the sum is 26.

The square root of 1329272 is about 1152.9405882351. The cubic root of 1329272 is about 109.9523760787.

The spelling of 1329272 in words is "one million, three hundred twenty-nine thousand, two hundred seventy-two".