743924916 has 72 divisors (see below), whose sum is σ = 2170057344. Its totient is φ = 210479040.

The previous prime is 743924911. The next prime is 743924927. The reversal of 743924916 is 619429347.

It is a happy number.

743924916 is a `hidden beast` number, since 74 + 3 + 92 + 491 + 6 = 666.

743924916 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (743924911) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11626 + ... + 40286.

Almost surely, 2^743924916 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 743924916, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1085028672).

743924916 is an abundant number, since it is smaller than the sum of its proper divisors (1426132428).

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

743924916 is a wasteful number, since it uses less digits than its factorization.

743924916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28781 (or 28776 counting only the distinct ones).

The product of its digits is 326592, while the sum is 45.

The square root of 743924916 is about 27274.9870027467. The cubic root of 743924916 is about 906.1004961400.

The spelling of 743924916 in words is "seven hundred forty-three million, nine hundred twenty-four thousand, nine hundred sixteen".