30422156 has 24 divisors (see below), whose sum is σ = 55159104. Its totient is φ = 14671440.

The previous prime is 30422143. The next prime is 30422167. The reversal of 30422156 is 65122403.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13211 + ... + 15341.

It is an arithmetic number, because the mean of its divisors is an integer number (2298296).

Almost surely, 2^30422156 is an apocalyptic number.

It is an amenable number.

30422156 is a deficient number, since it is larger than the sum of its proper divisors (24736948).

30422156 is a wasteful number, since it uses less digits than its factorization.

30422156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2261 (or 2259 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 30422156 is about 5515.6283413588. The cubic root of 30422156 is about 312.1739524158.

Adding to 30422156 its reverse (65122403), we get a palindrome (95544559).

The spelling of 30422156 in words is "thirty million, four hundred twenty-two thousand, one hundred fifty-six".