425079900 has 504 divisors, whose sum is σ = 1707703200. Its totient is φ = 91445760.

The previous prime is 425079871. The next prime is 425079937. The reversal of 425079900 is 9970524.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 167 ways as a sum of consecutive naturals, for example, 25004692 + ... + 25004708.

It is an arithmetic number, because the mean of its divisors is an integer number (3388300).

Almost surely, 2^425079900 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 425079900, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (853851600).

425079900 is an abundant number, since it is smaller than the sum of its proper divisors (1282623300).

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

425079900 is a wasteful number, since it uses less digits than its factorization.

425079900 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70 (or 34 counting only the distinct ones).

The product of its (nonzero) digits is 22680, while the sum is 36.

The square root of 425079900 is about 20617.4658966615. The cubic root of 425079900 is about 751.8944109142.

The spelling of 425079900 in words is "four hundred twenty-five million, seventy-nine thousand, nine hundred".