4345572 has 48 divisors (see below), whose sum is σ = 12644352. Its totient is φ = 1128480.

The previous prime is 4345571. The next prime is 4345577. The reversal of 4345572 is 2755434.

It is a Smith number, since the sum of its digits (30) coincides with the sum of the digits of its prime factors.

It is an Ulam number.

It is a d-powerful number, because it can be written as 4⁴ + 3⁹ + 4¹¹ + 5³ + 5³ + 7 + 2¹⁷ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4345571) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1428 + ... + 3275.

It is an arithmetic number, because the mean of its divisors is an integer number (263424).

Almost surely, 2^4345572 is an apocalyptic number.

4345572 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

4345572 is an abundant number, since it is smaller than the sum of its proper divisors (8298780).

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

4345572 is a wasteful number, since it uses less digits than its factorization.

4345572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4728 (or 4726 counting only the distinct ones).

The product of its digits is 16800, while the sum is 30.

The square root of 4345572 is about 2084.6035594328. The cubic root of 4345572 is about 163.1857818736.

It can be divided in two parts, 434 and 5572, that added together give a palindrome (6006).

The spelling of 4345572 in words is "four million, three hundred forty-five thousand, five hundred seventy-two".