1004261368 has 64 divisors (see below), whose sum is σ = 2127467520. Its totient is φ = 440294400.

The previous prime is 1004261317. The next prime is 1004261371. The reversal of 1004261368 is 8631624001.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1491880 + ... + 1492552.

It is an arithmetic number, because the mean of its divisors is an integer number (33241680).

Almost surely, 2^1004261368 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 1004261368, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1063733760).

1004261368 is an abundant number, since it is smaller than the sum of its proper divisors (1123206152).

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

1004261368 is a wasteful number, since it uses less digits than its factorization.

1004261368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1268 (or 1264 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 31.

The square root of 1004261368 is about 31690.0831175937. The cubic root of 1004261368 is about 1001.4184430680.

Adding to 1004261368 its reverse (8631624001), we get a palindrome (9635885369).

The spelling of 1004261368 in words is "one billion, four million, two hundred sixty-one thousand, three hundred sixty-eight".