743671044 has 30 divisors (see below), whose sum is σ = 1944103854. Its totient is φ = 247890240.

The previous prime is 743670943. The next prime is 743671081. The reversal of 743671044 is 440176347.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 713530944 + 30140100 = 26712^2 + 5490^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 1147317 + ... + 1147964.

Almost surely, 2^743671044 is an apocalyptic number.

It is an amenable number.

743671044 is an abundant number, since it is smaller than the sum of its proper divisors (1200432810).

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

743671044 is a wasteful number, since it uses less digits than its factorization.

743671044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2295297 (or 2295286 counting only the distinct ones).

The product of its (nonzero) digits is 56448, while the sum is 36.

The square root of 743671044 is about 27270.3326712382. The cubic root of 743671044 is about 905.9974123868.

The spelling of 743671044 in words is "seven hundred forty-three million, six hundred seventy-one thousand, forty-four".