740906633 has 2 divisors, whose sum is σ = 740906634. Its totient is φ = 740906632.

The previous prime is 740906629. The next prime is 740906657. The reversal of 740906633 is 336609047.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 737013904 + 3892729 = 27148^2 + 1973^2 .

It is a cyclic number.

It is not a de Polignac number, because 740906633 - 2² = 740906629 is a prime.

It is a super-3 number, since 3×740906633³ (a number of 28 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (740906623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 370453316 + 370453317.

It is an arithmetic number, because the mean of its divisors is an integer number (370453317).

Almost surely, 2^740906633 is an apocalyptic number.

It is an amenable number.

740906633 is a deficient number, since it is larger than the sum of its proper divisors (1).

740906633 is an equidigital number, since it uses as much as digits as its factorization.

740906633 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 81648, while the sum is 38.

The square root of 740906633 is about 27219.6001623830. The cubic root of 740906633 is about 904.8734122872.

The spelling of 740906633 in words is "seven hundred forty million, nine hundred six thousand, six hundred thirty-three".