1041571872 has 324 divisors, whose sum is σ = 3463225038. Its totient is φ = 307929600.

The previous prime is 1041571837. The next prime is 1041571873. The reversal of 1041571872 is 2781751401.

1041571872 is a `hidden beast` number, since 1 + 0 + 4 + 1 + 571 + 87 + 2 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1028869776 + 12702096 = 32076^2 + 3564^2 .

It is a tau number, because it is divible by the number of its divisors (324).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (1041571873) by changing a digit.

It is a polite number, since it can be written in 53 ways as a sum of consecutive naturals, for example, 25404172 + ... + 25404212.

Almost surely, 2^1041571872 is an apocalyptic number.

1041571872 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1041571872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1731612519).

1041571872 is an abundant number, since it is smaller than the sum of its proper divisors (2421653166).

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

1041571872 is an frugal number, since it uses more digits than its factorization.

1041571872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97 (or 57 counting only the distinct ones).

The product of its (nonzero) digits is 15680, while the sum is 36.

The square root of 1041571872 is about 32273.3926323218. The cubic root of 1041571872 is about 1013.6695817795.

The spelling of 1041571872 in words is "one billion, forty-one million, five hundred seventy-one thousand, eight hundred seventy-two".