1004040572 has 6 divisors (see below), whose sum is σ = 1757071008. Its totient is φ = 502020284.

The previous prime is 1004040563. The next prime is 1004040623. The reversal of 1004040572 is 2750404001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 125505068 + ... + 125505075.

It is an arithmetic number, because the mean of its divisors is an integer number (292845168).

Almost surely, 2^1004040572 is an apocalyptic number.

It is an amenable number.

1004040572 is a deficient number, since it is larger than the sum of its proper divisors (753030436).

1004040572 is a wasteful number, since it uses less digits than its factorization.

1004040572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 251010147 (or 251010145 counting only the distinct ones).

The product of its (nonzero) digits is 1120, while the sum is 23.

The square root of 1004040572 is about 31686.5992495250. The cubic root of 1004040572 is about 1001.3450473698.

Adding to 1004040572 its reverse (2750404001), we get a palindrome (3754444573).

The spelling of 1004040572 in words is "one billion, four million, forty thousand, five hundred seventy-two".