76344630 has 64 divisors (see below), whose sum is σ = 191213568. Its totient is φ = 19486080.

The previous prime is 76344589. The next prime is 76344647. The reversal of 76344630 is 3644367.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 76344591 and 76344600.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 95392 + ... + 96188.

It is an arithmetic number, because the mean of its divisors is an integer number (2987712).

Almost surely, 2^76344630 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 76344630, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (95606784).

76344630 is an abundant number, since it is smaller than the sum of its proper divisors (114868938).

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

76344630 is a wasteful number, since it uses less digits than its factorization.

76344630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 941.

The product of its (nonzero) digits is 36288, while the sum is 33.

The square root of 76344630 is about 8737.5414162109. The cubic root of 76344630 is about 424.2216526786.

Adding to 76344630 its reverse (3644367), we get a palindrome (79988997).

The spelling of 76344630 in words is "seventy-six million, three hundred forty-four thousand, six hundred thirty".