306203401 has 12 divisors (see below), whose sum is σ = 356482560. Its totient is φ = 262248840.

The previous prime is 306203389. The next prime is 306203407. The reversal of 306203401 is 104302603.

It is not a de Polignac number, because 306203401 - 2¹³ = 306195209 is a prime.

It is not an unprimeable number, because it can be changed into a prime (306203407) 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, 108316 + ... + 111106.

It is an arithmetic number, because the mean of its divisors is an integer number (29706880).

Almost surely, 2^306203401 is an apocalyptic number.

It is an amenable number.

306203401 is a deficient number, since it is larger than the sum of its proper divisors (50279159).

306203401 is a wasteful number, since it uses less digits than its factorization.

306203401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5044 (or 5037 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 306203401 is about 17498.6685493497. The cubic root of 306203401 is about 674.0156854002.

The spelling of 306203401 in words is "three hundred six million, two hundred three thousand, four hundred one".