749342616 has 64 divisors (see below), whose sum is σ = 2051239680. Its totient is φ = 226231680.

The previous prime is 749342603. The next prime is 749342621. The reversal of 749342616 is 616243947.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 68005 + ... + 78251.

It is an arithmetic number, because the mean of its divisors is an integer number (32050620).

Almost surely, 2^749342616 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 749342616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1025619840).

749342616 is an abundant number, since it is smaller than the sum of its proper divisors (1301897064).

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

749342616 is a wasteful number, since it uses less digits than its factorization.

749342616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10544 (or 10540 counting only the distinct ones).

The product of its digits is 217728, while the sum is 42.

The square root of 749342616 is about 27374.1231092432. The cubic root of 749342616 is about 908.2947641527.

The spelling of 749342616 in words is "seven hundred forty-nine million, three hundred forty-two thousand, six hundred sixteen".