425451204 has 72 divisors (see below), whose sum is σ = 1122383808. Its totient is φ = 140914080.

The previous prime is 425451203. The next prime is 425451209. The reversal of 425451204 is 402154524.

425451204 is a `hidden beast` number, since 4 + 2 + 5 + 451 + 204 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (425451203) 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 23 ways as a sum of consecutive naturals, for example, 161014 + ... + 163634.

It is an arithmetic number, because the mean of its divisors is an integer number (15588664).

Almost surely, 2^425451204 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 425451204, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (561191904).

425451204 is an abundant number, since it is smaller than the sum of its proper divisors (696932604).

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

425451204 is a wasteful number, since it uses less digits than its factorization.

425451204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2807 (or 2793 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 27.

The square root of 425451204 is about 20626.4685295375. The cubic root of 425451204 is about 752.1132718501.

The spelling of 425451204 in words is "four hundred twenty-five million, four hundred fifty-one thousand, two hundred four".