749244473 has 2 divisors, whose sum is σ = 749244474. Its totient is φ = 749244472.

The previous prime is 749244449. The next prime is 749244497. The reversal of 749244473 is 374442947.

It is a balanced prime because it is at equal distance from previous prime (749244449) and next prime (749244497).

It can be written as a sum of positive squares in only one way, i.e., 395691664 + 353552809 = 19892^2 + 18803^2 .

It is a cyclic number.

It is not a de Polignac number, because 749244473 - 2¹² = 749240377 is a prime.

It is a super-2 number, since 2×749244473² = 1122734560642095458, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (749244173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 374622236 + 374622237.

It is an arithmetic number, because the mean of its divisors is an integer number (374622237).

Almost surely, 2^749244473 is an apocalyptic number.

It is an amenable number.

749244473 is a deficient number, since it is larger than the sum of its proper divisors (1).

749244473 is an equidigital number, since it uses as much as digits as its factorization.

749244473 is an evil number, because the sum of its binary digits is even.

The product of its digits is 677376, while the sum is 44.

The square root of 749244473 is about 27372.3304269110. The cubic root of 749244473 is about 908.2551086542.

It can be divided in two parts, 74924 and 4473, that added together give a palindrome (79397).

The spelling of 749244473 in words is "seven hundred forty-nine million, two hundred forty-four thousand, four hundred seventy-three".