738273445 has 48 divisors (see below), whose sum is σ = 1148258160. Its totient is φ = 451132416.

The previous prime is 738273427. The next prime is 738273491. The reversal of 738273445 is 544372837.

It can be written as a sum of positive squares in 8 ways, for example, as 167159041 + 571114404 = 12929^2 + 23898^2 .

It is not a de Polignac number, because 738273445 - 2⁷ = 738273317 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 88369 + ... + 96361.

It is an arithmetic number, because the mean of its divisors is an integer number (23922045).

Almost surely, 2^738273445 is an apocalyptic number.

It is an amenable number.

738273445 is a deficient number, since it is larger than the sum of its proper divisors (409984715).

738273445 is a wasteful number, since it uses less digits than its factorization.

738273445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8054 (or 8047 counting only the distinct ones).

The product of its digits is 564480, while the sum is 43.

The square root of 738273445 is about 27171.1877730805. The cubic root of 738273445 is about 903.8001640961.

The spelling of 738273445 in words is "seven hundred thirty-eight million, two hundred seventy-three thousand, four hundred forty-five".