1023828734 has 4 divisors (see below), whose sum is σ = 1535743104. Its totient is φ = 511914366.

The previous prime is 1023828727. The next prime is 1023828763. The reversal of 1023828734 is 4378283201.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4378283201 = 53 ⋅82609117.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 255957182 + ... + 255957185.

It is an arithmetic number, because the mean of its divisors is an integer number (383935776).

Almost surely, 2^1023828734 is an apocalyptic number.

1023828734 is a deficient number, since it is larger than the sum of its proper divisors (511914370).

1023828734 is an equidigital number, since it uses as much as digits as its factorization.

1023828734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 511914369.

The product of its (nonzero) digits is 64512, while the sum is 38.

The square root of 1023828734 is about 31997.3238568478. The cubic root of 1023828734 is about 1007.8806436478.

The spelling of 1023828734 in words is "one billion, twenty-three million, eight hundred twenty-eight thousand, seven hundred thirty-four".