1950629 has 2 divisors, whose sum is σ = 1950630. Its totient is φ = 1950628.

The previous prime is 1950623. The next prime is 1950643. The reversal of 1950629 is 9260591.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1562500 + 388129 = 1250^2 + 623^2 .

It is a cyclic number.

It is not a de Polignac number, because 1950629 - 2²⁰ = 902053 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a plaindrome in base 11.

It is a junction number, because it is equal to n+sod(n) for n = 1950595 and 1950604.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1950623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 975314 + 975315.

It is an arithmetic number, because the mean of its divisors is an integer number (975315).

2^1950629 is an apocalyptic number.

It is an amenable number.

1950629 is a deficient number, since it is larger than the sum of its proper divisors (1).

1950629 is an equidigital number, since it uses as much as digits as its factorization.

1950629 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4860, while the sum is 32.

The square root of 1950629 is about 1396.6492043459. The cubic root of 1950629 is about 124.9467293011.

The spelling of 1950629 in words is "one million, nine hundred fifty thousand, six hundred twenty-nine".