403225578 has 24 divisors (see below), whose sum is σ = 998463648. Its totient is φ = 115207272.

The previous prime is 403225573. The next prime is 403225597. The reversal of 403225578 is 875522304.

It is not an unprimeable number, because it can be changed into a prime (403225573) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1599976 + ... + 1600227.

It is an arithmetic number, because the mean of its divisors is an integer number (41602652).

Almost surely, 2^403225578 is an apocalyptic number.

403225578 is an abundant number, since it is smaller than the sum of its proper divisors (595238070).

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

403225578 is a wasteful number, since it uses less digits than its factorization.

403225578 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3200218 (or 3200215 counting only the distinct ones).

The product of its (nonzero) digits is 67200, while the sum is 36.

The square root of 403225578 is about 20080.4775341624. The cubic root of 403225578 is about 738.7815216694.

The spelling of 403225578 in words is "four hundred three million, two hundred twenty-five thousand, five hundred seventy-eight".