403425613 has 16 divisors (see below), whose sum is σ = 438926400. Its totient is φ = 369532800.

The previous prime is 403425611. The next prime is 403425647. The reversal of 403425613 is 316524304.

It is a cyclic number.

It is not a de Polignac number, because 403425613 - 2¹ = 403425611 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (403425611) 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 15 ways as a sum of consecutive naturals, for example, 80073 + ... + 84961.

It is an arithmetic number, because the mean of its divisors is an integer number (27432900).

Almost surely, 2^403425613 is an apocalyptic number.

403425613 is a gapful number since it is divisible by the number (43) formed by its first and last digit.

It is an amenable number.

403425613 is a deficient number, since it is larger than the sum of its proper divisors (35500787).

403425613 is a wasteful number, since it uses less digits than its factorization.

403425613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5052.

The product of its (nonzero) digits is 8640, while the sum is 28.

The square root of 403425613 is about 20085.4577493270. The cubic root of 403425613 is about 738.9036681294.

Adding to 403425613 its reverse (316524304), we get a palindrome (719949917).

It can be divided in two parts, 40 and 3425613, that added together give a triangular number (3425653 = T₂₆₁₇).

The spelling of 403425613 in words is "four hundred three million, four hundred twenty-five thousand, six hundred thirteen".