1572033340 has 12 divisors (see below), whose sum is σ = 3301270056. Its totient is φ = 628813328.

The previous prime is 1572033317. The next prime is 1572033341. The reversal of 1572033340 is 433302751.

It is a junction number, because it is equal to n+sod(n) for n = 1572033299 and 1572033308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1572033341) 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, 39300814 + ... + 39300853.

It is an arithmetic number, because the mean of its divisors is an integer number (275105838).

Almost surely, 2^1572033340 is an apocalyptic number.

1572033340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1572033340 is an abundant number, since it is smaller than the sum of its proper divisors (1729236716).

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

1572033340 is a wasteful number, since it uses less digits than its factorization.

1572033340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78601676 (or 78601674 counting only the distinct ones).

The product of its (nonzero) digits is 7560, while the sum is 28.

The square root of 1572033340 is about 39648.8756461012. The cubic root of 1572033340 is about 1162.7524166107.

The spelling of 1572033340 in words is "one billion, five hundred seventy-two million, thirty-three thousand, three hundred forty".