742434030 has 192 divisors, whose sum is σ = 2224272960. Its totient is φ = 170201088.

The previous prime is 742434029. The next prime is 742434037. The reversal of 742434030 is 30434247.

It is a junction number, because it is equal to n+sod(n) for n = 742433985 and 742434003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (742434037) 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 95 ways as a sum of consecutive naturals, for example, 3241956 + ... + 3242184.

It is an arithmetic number, because the mean of its divisors is an integer number (11584755).

Almost surely, 2^742434030 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 742434030, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1112136480).

742434030 is an abundant number, since it is smaller than the sum of its proper divisors (1481838930).

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

742434030 is a wasteful number, since it uses less digits than its factorization.

742434030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 435 (or 432 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 27.

The square root of 742434030 is about 27247.6426503285. The cubic root of 742434030 is about 905.4947916510.

Adding to 742434030 its reverse (30434247), we get a palindrome (772868277).

The spelling of 742434030 in words is "seven hundred forty-two million, four hundred thirty-four thousand, thirty".