1023275798 has 16 divisors (see below), whose sum is σ = 1626207840. Its totient is φ = 481243776.

The previous prime is 1023275789. The next prime is 1023275839. The reversal of 1023275798 is 8975723201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52415 + ... + 69237.

It is an arithmetic number, because the mean of its divisors is an integer number (101637990).

Almost surely, 2^1023275798 is an apocalyptic number.

1023275798 is a deficient number, since it is larger than the sum of its proper divisors (602932042).

1023275798 is a wasteful number, since it uses less digits than its factorization.

1023275798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18631.

The product of its (nonzero) digits is 211680, while the sum is 44.

The square root of 1023275798 is about 31988.6823423535. The cubic root of 1023275798 is about 1007.6991699864.

Adding to 1023275798 its reverse (8975723201), we get a palindrome (9998998999).

The spelling of 1023275798 in words is "one billion, twenty-three million, two hundred seventy-five thousand, seven hundred ninety-eight".