190263629 has 2 divisors, whose sum is σ = 190263630. Its totient is φ = 190263628.

The previous prime is 190263607. The next prime is 190263631. The reversal of 190263629 is 926362091.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 177289225 + 12974404 = 13315^2 + 3602^2 .

It is a cyclic number.

It is not a de Polignac number, because 190263629 - 2¹² = 190259533 is a prime.

Together with 190263631, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 190263592 and 190263601.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (190263649) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 95131814 + 95131815.

It is an arithmetic number, because the mean of its divisors is an integer number (95131815).

Almost surely, 2^190263629 is an apocalyptic number.

It is an amenable number.

190263629 is a deficient number, since it is larger than the sum of its proper divisors (1).

190263629 is an equidigital number, since it uses as much as digits as its factorization.

190263629 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 34992, while the sum is 38.

The square root of 190263629 is about 13793.6082661499. The cubic root of 190263629 is about 575.1554755372.

The spelling of 190263629 in words is "one hundred ninety million, two hundred sixty-three thousand, six hundred twenty-nine".