1934664925 has 6 divisors (see below), whose sum is σ = 2398984538. Its totient is φ = 1547731920.

The previous prime is 1934664859. The next prime is 1934664937. The reversal of 1934664925 is 5294664391.

It can be written as a sum of positive squares in 3 ways, for example, as 423166041 + 1511498884 = 20571^2 + 38878^2 .

It is not a de Polignac number, because 1934664925 - 2¹³ = 1934656733 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 38693274 + ... + 38693323.

Almost surely, 2^1934664925 is an apocalyptic number.

It is an amenable number.

1934664925 is a deficient number, since it is larger than the sum of its proper divisors (464319613).

1934664925 is an equidigital number, since it uses as much as digits as its factorization.

1934664925 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77386607 (or 77386602 counting only the distinct ones).

The product of its digits is 1399680, while the sum is 49.

The square root of 1934664925 is about 43984.8260767279. The cubic root of 1934664925 is about 1246.0493778885.

The spelling of 1934664925 in words is "one billion, nine hundred thirty-four million, six hundred sixty-four thousand, nine hundred twenty-five".