425145500 has 48 divisors (see below), whose sum is σ = 999957504. Its totient is φ = 156974400.

The previous prime is 425145499. The next prime is 425145517. The reversal of 425145500 is 5541524.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a self number, because there is not a number n which added to its sum of digits gives 425145500.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26204 + ... + 39203.

It is an arithmetic number, because the mean of its divisors is an integer number (20832448).

Almost surely, 2^425145500 is an apocalyptic number.

It is an amenable number.

425145500 is an abundant number, since it is smaller than the sum of its proper divisors (574812004).

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

425145500 is a wasteful number, since it uses less digits than its factorization.

425145500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65439 (or 65427 counting only the distinct ones).

The product of its (nonzero) digits is 4000, while the sum is 26.

The square root of 425145500 is about 20619.0567194525. The cubic root of 425145500 is about 751.9330873578.

The spelling of 425145500 in words is "four hundred twenty-five million, one hundred forty-five thousand, five hundred".