30124734 has 16 divisors (see below), whose sum is σ = 61878288. Its totient is φ = 9770112.

The previous prime is 30124729. The next prime is 30124753. The reversal of 30124734 is 43742103.

It is a congruent number.

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, 67627 + ... + 68070.

It is an arithmetic number, because the mean of its divisors is an integer number (3867393).

Almost surely, 2^30124734 is an apocalyptic number.

30124734 is an abundant number, since it is smaller than the sum of its proper divisors (31753554).

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

30124734 is a wasteful number, since it uses less digits than its factorization.

30124734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135739.

The product of its (nonzero) digits is 2016, while the sum is 24.

The square root of 30124734 is about 5488.6003680356. The cubic root of 30124734 is about 311.1532968400.

Adding to 30124734 its reverse (43742103), we get a palindrome (73866837).

The spelling of 30124734 in words is "thirty million, one hundred twenty-four thousand, seven hundred thirty-four".