743262381 has 6 divisors (see below), whose sum is σ = 1073601230. Its totient is φ = 495508248.

The previous prime is 743262367. The next prime is 743262433. The reversal of 743262381 is 183262347.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 526289481 + 216972900 = 22941^2 + 14730^2 .

It is not a de Polignac number, because 743262381 - 2¹⁹ = 742738093 is a prime.

It is a super-2 number, since 2×743262381² = 1104877934019578322, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (743262341) 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, 41292346 + ... + 41292363.

Almost surely, 2^743262381 is an apocalyptic number.

It is an amenable number.

743262381 is a deficient number, since it is larger than the sum of its proper divisors (330338849).

743262381 is a wasteful number, since it uses less digits than its factorization.

743262381 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82584715 (or 82584712 counting only the distinct ones).

The product of its digits is 48384, while the sum is 36.

The square root of 743262381 is about 27262.8388287060. The cubic root of 743262381 is about 905.8314270523.

The spelling of 743262381 in words is "seven hundred forty-three million, two hundred sixty-two thousand, three hundred eighty-one".