403525345 has 8 divisors (see below), whose sum is σ = 512714664. Its totient is φ = 303830784.

The previous prime is 403525327. The next prime is 403525349. The reversal of 403525345 is 543525304.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 12909649 + 390615696 = 3593^2 + 19764^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 403525345 - 2⁵ = 403525313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (403525349) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2373594 + ... + 2373763.

It is an arithmetic number, because the mean of its divisors is an integer number (64089333).

Almost surely, 2^403525345 is an apocalyptic number.

It is an amenable number.

403525345 is a deficient number, since it is larger than the sum of its proper divisors (109189319).

403525345 is a wasteful number, since it uses less digits than its factorization.

403525345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4747379.

The product of its (nonzero) digits is 36000, while the sum is 31.

The square root of 403525345 is about 20087.9402876452. The cubic root of 403525345 is about 738.9645519425.

The spelling of 403525345 in words is "four hundred three million, five hundred twenty-five thousand, three hundred forty-five".