30297026 has 48 divisors (see below), whose sum is σ = 52519104. Its totient is φ = 13069056.

The previous prime is 30297023. The next prime is 30297041. The reversal of 30297026 is 62079203.

It is a self number, because there is not a number n which added to its sum of digits gives 30297026.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30297023) 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 23 ways as a sum of consecutive naturals, for example, 571616 + ... + 571668.

It is an arithmetic number, because the mean of its divisors is an integer number (1094148).

Almost surely, 2^30297026 is an apocalyptic number.

30297026 is a deficient number, since it is larger than the sum of its proper divisors (22222078).

30297026 is a wasteful number, since it uses less digits than its factorization.

30297026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155 (or 138 counting only the distinct ones).

The product of its (nonzero) digits is 4536, while the sum is 29.

The square root of 30297026 is about 5504.2734307082. The cubic root of 30297026 is about 311.7453612118.

The spelling of 30297026 in words is "thirty million, two hundred ninety-seven thousand, twenty-six".