6151572 has 96 divisors (see below), whose sum is σ = 18636800. Its totient is φ = 1718496.

The previous prime is 6151559. The next prime is 6151577. The reversal of 6151572 is 2751516.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6151577) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 59673 + ... + 59775.

Almost surely, 2^6151572 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6151572, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9318400).

6151572 is an abundant number, since it is smaller than the sum of its proper divisors (12485228).

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

6151572 is a wasteful number, since it uses less digits than its factorization.

6151572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202 (or 194 counting only the distinct ones).

The product of its digits is 2100, while the sum is 27.

The square root of 6151572 is about 2480.2362790670. The cubic root of 6151572 is about 183.2294890333.

It can be divided in two parts, 615 and 1572, that added together give a 7-th power (2187 = 3⁷).

The spelling of 6151572 in words is "six million, one hundred fifty-one thousand, five hundred seventy-two".