743698928 has 160 divisors (see below), whose sum is σ = 1813217280. Its totient is φ = 288541440.

The previous prime is 743698871. The next prime is 743698937. The reversal of 743698928 is 829896347.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (56).

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, 5350283 + ... + 5350421.

It is an arithmetic number, because the mean of its divisors is an integer number (11332608).

Almost surely, 2^743698928 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 743698928, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (906608640).

743698928 is an abundant number, since it is smaller than the sum of its proper divisors (1069518352).

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

743698928 is a wasteful number, since it uses less digits than its factorization.

743698928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 275 (or 269 counting only the distinct ones).

The product of its digits is 5225472, while the sum is 56.

The square root of 743698928 is about 27270.8439180015. The cubic root of 743698928 is about 906.0087357250.

The spelling of 743698928 in words is "seven hundred forty-three million, six hundred ninety-eight thousand, nine hundred twenty-eight".