1026574398 has 48 divisors (see below), whose sum is σ = 2369006640. Its totient is φ = 332937216.

The previous prime is 1026574397. The next prime is 1026574447. The reversal of 1026574398 is 8934756201.

1026574398 is digitally balanced in base 10, because in such base it contains all the possibile digits an equal number of times.

1026574398 is strictly pandigital in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1026574397) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10563 + ... + 46526.

It is an arithmetic number, because the mean of its divisors is an integer number (49354305).

It is a 2-persistent number, because it is pandigital, and so is 2⋅1026574398 = 2053148796, but 3⋅1026574398 = 3079723194 is not.

Almost surely, 2^1026574398 is an apocalyptic number.

1026574398 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

1026574398 is an abundant number, since it is smaller than the sum of its proper divisors (1342432242).

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

1026574398 is an equidigital number, since it uses as much as digits as its factorization.

1026574398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57143 (or 57131 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 45.

The square root of 1026574398 is about 32040.1997184787. The cubic root of 1026574398 is about 1008.7808044655.

The spelling of 1026574398 in words is "one billion, twenty-six million, five hundred seventy-four thousand, three hundred ninety-eight".