425538798 has 64 divisors (see below), whose sum is σ = 946391040. Its totient is φ = 126950400.

The previous prime is 425538797. The next prime is 425538803. The reversal of 425538798 is 897835524.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 425538798.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (425538791) by changing a digit.

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 in 31 ways as a sum of consecutive naturals, for example, 185418 + ... + 187698.

It is an arithmetic number, because the mean of its divisors is an integer number (14787360).

Almost surely, 2^425538798 is an apocalyptic number.

425538798 is an abundant number, since it is smaller than the sum of its proper divisors (520852242).

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

425538798 is a wasteful number, since it uses less digits than its factorization.

425538798 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2393.

The product of its digits is 2419200, while the sum is 51.

The square root of 425538798 is about 20628.5917599821. The cubic root of 425538798 is about 752.1648845760.

The spelling of 425538798 in words is "four hundred twenty-five million, five hundred thirty-eight thousand, seven hundred ninety-eight".