1004213472 has 48 divisors (see below), whose sum is σ = 2685810960. Its totient is φ = 328420352.

The previous prime is 1004213471. The next prime is 1004213491. The reversal of 1004213472 is 2743124001.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1004213471) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 93597 + ... + 103772.

It is an arithmetic number, because the mean of its divisors is an integer number (55954395).

Almost surely, 2^1004213472 is an apocalyptic number.

1004213472 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1004213472 is an abundant number, since it is smaller than the sum of its proper divisors (1681597488).

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

1004213472 is a wasteful number, since it uses less digits than its factorization.

1004213472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 197435 (or 197427 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 24.

The square root of 1004213472 is about 31689.3274147622. The cubic root of 1004213472 is about 1001.4025226772.

Adding to 1004213472 its reverse (2743124001), we get a palindrome (3747337473).

The spelling of 1004213472 in words is "one billion, four million, two hundred thirteen thousand, four hundred seventy-two".