743004072 has 24 divisors (see below), whose sum is σ = 2012302890. Its totient is φ = 247668000.

The previous prime is 743004037. The next prime is 743004077. The reversal of 743004072 is 270400347.

It can be written as a sum of positive squares in only one way, i.e., 741690756 + 1313316 = 27234^2 + 1146^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is not an unprimeable number, because it can be changed into a prime (743004077) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5159679 + ... + 5159822.

Almost surely, 2^743004072 is an apocalyptic number.

743004072 is a gapful number since it is divisible by the number (72) formed by its first and last digit.

It is an amenable number.

743004072 is an abundant number, since it is smaller than the sum of its proper divisors (1269298818).

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

743004072 is a wasteful number, since it uses less digits than its factorization.

743004072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10319513 (or 10319506 counting only the distinct ones).

The product of its (nonzero) digits is 4704, while the sum is 27.

The square root of 743004072 is about 27258.1010343714. The cubic root of 743004072 is about 905.7264791330.

The spelling of 743004072 in words is "seven hundred forty-three million, four thousand, seventy-two".