30452422 has 96 divisors (see below), whose sum is σ = 65155104. Its totient is φ = 10483200.

The previous prime is 30452419. The next prime is 30452489. The reversal of 30452422 is 22425403.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 30452393 and 30452402.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 574548 + ... + 574600.

It is an arithmetic number, because the mean of its divisors is an integer number (678699).

Almost surely, 2^30452422 is an apocalyptic number.

30452422 is an abundant number, since it is smaller than the sum of its proper divisors (34702682).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

30452422 is a wasteful number, since it uses less digits than its factorization.

30452422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134 (or 127 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 22.

The square root of 30452422 is about 5518.3713176987. The cubic root of 30452422 is about 312.2774419616.

Adding to 30452422 its reverse (22425403), we get a palindrome (52877825).

The spelling of 30452422 in words is "thirty million, four hundred fifty-two thousand, four hundred twenty-two".