90629743 has 2 divisors, whose sum is σ = 90629744. Its totient is φ = 90629742.

The previous prime is 90629711. The next prime is 90629779. The reversal of 90629743 is 34792609.

It is a weak prime.

It is an emirp because it is prime and its reverse (34792609) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 90629743 - 2⁵ = 90629711 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 90629696 and 90629705.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (90629783) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45314871 + 45314872.

It is an arithmetic number, because the mean of its divisors is an integer number (45314872).

Almost surely, 2^90629743 is an apocalyptic number.

90629743 is a deficient number, since it is larger than the sum of its proper divisors (1).

90629743 is an equidigital number, since it uses as much as digits as its factorization.

90629743 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 40.

The square root of 90629743 is about 9519.9654936349. The cubic root of 90629743 is about 449.1832807470.

The spelling of 90629743 in words is "ninety million, six hundred twenty-nine thousand, seven hundred forty-three".