30402063 has 12 divisors (see below), whose sum is σ = 45428760. Its totient is φ = 19568976.

The previous prime is 30402023. The next prime is 30402077. The reversal of 30402063 is 36020403.

It is not a de Polignac number, because 30402063 - 2⁹ = 30401551 is a prime.

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30402013) 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, 57981 + ... + 58502.

It is an arithmetic number, because the mean of its divisors is an integer number (3785730).

Almost surely, 2^30402063 is an apocalyptic number.

30402063 is a deficient number, since it is larger than the sum of its proper divisors (15026697).

30402063 is a wasteful number, since it uses less digits than its factorization.

30402063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116518 (or 116515 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

The square root of 30402063 is about 5513.8065798503. The cubic root of 30402063 is about 312.1052098337.

Adding to 30402063 its reverse (36020403), we get a palindrome (66422466).

The spelling of 30402063 in words is "thirty million, four hundred two thousand, sixty-three".