743339994 has 16 divisors (see below), whose sum is σ = 1574131968. Its totient is φ = 233204672.

The previous prime is 743339899. The next prime is 743340019. The reversal of 743339994 is 499933347.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3643722 + ... + 3643925.

It is an arithmetic number, because the mean of its divisors is an integer number (98383248).

Almost surely, 2^743339994 is an apocalyptic number.

743339994 is an abundant number, since it is smaller than the sum of its proper divisors (830791974).

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

743339994 is a wasteful number, since it uses less digits than its factorization.

743339994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7287669.

The product of its digits is 2204496, while the sum is 51.

The square root of 743339994 is about 27264.2622126475. The cubic root of 743339994 is about 905.8629555540.

The spelling of 743339994 in words is "seven hundred forty-three million, three hundred thirty-nine thousand, nine hundred ninety-four".