743434 has 8 divisors (see below), whose sum is σ = 1118880. Its totient is φ = 370476.

The previous prime is 743423. The next prime is 743447. The reversal of 743434 is 434347.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×743434² = 1105388224712, which contains 22 as substring.

It is an alternating number because its digits alternate between odd and even.

It is a junction number, because it is equal to n+sod(n) for n = 743399 and 743408.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 637 + ... + 1375.

It is an arithmetic number, because the mean of its divisors is an integer number (139860).

2⁷⁴³⁴³⁴ is an apocalyptic number.

743434 is a deficient number, since it is larger than the sum of its proper divisors (375446).

743434 is a wasteful number, since it uses less digits than its factorization.

743434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1244.

The product of its digits is 4032, while the sum is 25.

The square root of 743434 is about 862.2261884216. The cubic root of 743434 is about 90.5901140397.

It can be divided in two parts, 74343 and 4, that added together give a palindrome (74347).

The spelling of 743434 in words is "seven hundred forty-three thousand, four hundred thirty-four".