4001472 has 42 divisors (see below), whose sum is σ = 11471148. Its totient is φ = 1333632.

The previous prime is 4001467. The next prime is 4001483. The reversal of 4001472 is 2741004.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2898 + ... + 4049.

Almost surely, 2^4001472 is an apocalyptic number.

It is an amenable number.

4001472 is an abundant number, since it is smaller than the sum of its proper divisors (7469676).

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

4001472 is a wasteful number, since it uses less digits than its factorization.

4001472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6965 (or 6952 counting only the distinct ones).

The product of its (nonzero) digits is 224, while the sum is 18.

The square root of 4001472 is about 2000.3679661502. The cubic root of 4001472 is about 158.7595749283.

Adding to 4001472 its reverse (2741004), we get a palindrome (6742476).

The spelling of 4001472 in words is "four million, one thousand, four hundred seventy-two".