1572272 has 20 divisors (see below), whose sum is σ = 3281040. Its totient is φ = 725568.

The previous prime is 1572271. The next prime is 1572281. The reversal of 1572272 is 2722751.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is not an unprimeable number, because it can be changed into a prime (1572271) 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, 3572 + ... + 3987.

It is an arithmetic number, because the mean of its divisors is an integer number (164052).

2^1572272 is an apocalyptic number.

It is an amenable number.

1572272 is an abundant number, since it is smaller than the sum of its proper divisors (1708768).

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

1572272 is a wasteful number, since it uses less digits than its factorization.

1572272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7580 (or 7574 counting only the distinct ones).

The product of its digits is 1960, while the sum is 26.

The square root of 1572272 is about 1253.9027075495. The cubic root of 1572272 is about 116.2811255153.

The spelling of 1572272 in words is "one million, five hundred seventy-two thousand, two hundred seventy-two".