743146 has 4 divisors (see below), whose sum is σ = 1114722. Its totient is φ = 371572.

The previous prime is 743143. The next prime is 743159. The reversal of 743146 is 641347.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 641347 = 7 ⋅91621.

It can be written as a sum of positive squares in only one way, i.e., 579121 + 164025 = 761^2 + 405^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 743146.

It is not an unprimeable number, because it can be changed into a prime (743143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 185785 + ... + 185788.

2⁷⁴³¹⁴⁶ is an apocalyptic number.

743146 is a deficient number, since it is larger than the sum of its proper divisors (371576).

743146 is a wasteful number, since it uses less digits than its factorization.

743146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 371575.

The product of its digits is 2016, while the sum is 25.

The square root of 743146 is about 862.0591627029. The cubic root of 743146 is about 90.5784145826.

The spelling of 743146 in words is "seven hundred forty-three thousand, one hundred forty-six".