1023625004 has 12 divisors (see below), whose sum is σ = 1802334744. Its totient is φ = 508672224.

The previous prime is 1023624989. The next prime is 1023625007. The reversal of 1023625004 is 4005263201.

It is not an unprimeable number, because it can be changed into a prime (1023625007) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 784337 + ... + 785640.

It is an arithmetic number, because the mean of its divisors is an integer number (150194562).

Almost surely, 2^1023625004 is an apocalyptic number.

It is an amenable number.

1023625004 is a deficient number, since it is larger than the sum of its proper divisors (778709740).

1023625004 is a wasteful number, since it uses less digits than its factorization.

1023625004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1570144 (or 1570142 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 1023625004 is about 31994.1401509714. The cubic root of 1023625004 is about 1007.8137870411.

Adding to 1023625004 its reverse (4005263201), we get a palindrome (5028888205).

The spelling of 1023625004 in words is "one billion, twenty-three million, six hundred twenty-five thousand, four".