743406 has 16 divisors (see below), whose sum is σ = 1551744. Its totient is φ = 236984.

The previous prime is 743401. The next prime is 743423. The reversal of 743406 is 604347.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (743401) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2556 + ... + 2831.

It is an arithmetic number, because the mean of its divisors is an integer number (96984).

2⁷⁴³⁴⁰⁶ is an apocalyptic number.

743406 is an abundant number, since it is smaller than the sum of its proper divisors (808338).

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

743406 is a wasteful number, since it uses less digits than its factorization.

743406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5415.

The product of its (nonzero) digits is 2016, while the sum is 24.

The square root of 743406 is about 862.2099512300. The cubic root of 743406 is about 90.5889767251.

It can be divided in two parts, 74340 and 6, that multiplied together give a triangular number (446040 = T₉₄₄).

The spelling of 743406 in words is "seven hundred forty-three thousand, four hundred six".