189952793 has 2 divisors, whose sum is σ = 189952794. Its totient is φ = 189952792.

The previous prime is 189952787. The next prime is 189952811. The reversal of 189952793 is 397259981.

189952793 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 160706329 + 29246464 = 12677^2 + 5408^2 .

It is a cyclic number.

It is not a de Polignac number, because 189952793 - 2⁶ = 189952729 is a prime.

It is not a weakly prime, because it can be changed into another prime (189952733) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 94976396 + 94976397.

It is an arithmetic number, because the mean of its divisors is an integer number (94976397).

Almost surely, 2^189952793 is an apocalyptic number.

It is an amenable number.

189952793 is a deficient number, since it is larger than the sum of its proper divisors (1).

189952793 is an equidigital number, since it uses as much as digits as its factorization.

189952793 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1224720, while the sum is 53.

The square root of 189952793 is about 13782.3362678466. The cubic root of 189952793 is about 574.8420919886.

The spelling of 189952793 in words is "one hundred eighty-nine million, nine hundred fifty-two thousand, seven hundred ninety-three".