743929346 has 4 divisors (see below), whose sum is σ = 1115894022. Its totient is φ = 371964672.

The previous prime is 743929309. The next prime is 743929357. The reversal of 743929346 is 643929347.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 643929347 = 13309 ⋅48383.

It can be written as a sum of positive squares in only one way, i.e., 743925625 + 3721 = 27275^2 + 61^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 743929346.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 185982335 + ... + 185982338.

Almost surely, 2^743929346 is an apocalyptic number.

743929346 is a deficient number, since it is larger than the sum of its proper divisors (371964676).

743929346 is a wasteful number, since it uses less digits than its factorization.

743929346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 371964675.

The product of its digits is 979776, while the sum is 47.

The square root of 743929346 is about 27275.0682125636. The cubic root of 743929346 is about 906.1022947163.

Subtracting from 743929346 its reverse (643929347), we obtain a palindrome (99999999).

It can be divided in two parts, 74392 and 9346, that added together give a palindrome (83738).

The spelling of 743929346 in words is "seven hundred forty-three million, nine hundred twenty-nine thousand, three hundred forty-six".