190828873 has 2 divisors, whose sum is σ = 190828874. Its totient is φ = 190828872.

The previous prime is 190828867. The next prime is 190828877. The reversal of 190828873 is 378828091.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 114318864 + 76510009 = 10692^2 + 8747^2 .

It is a cyclic number.

It is not a de Polignac number, because 190828873 - 2¹³ = 190820681 is a prime.

It is equal to p_10598887 and since 190828873 and 10598887 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (190828877) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 95414436 + 95414437.

It is an arithmetic number, because the mean of its divisors is an integer number (95414437).

Almost surely, 2^190828873 is an apocalyptic number.

It is an amenable number.

190828873 is a deficient number, since it is larger than the sum of its proper divisors (1).

190828873 is an equidigital number, since it uses as much as digits as its factorization.

190828873 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 193536, while the sum is 46.

The square root of 190828873 is about 13814.0824161433. The cubic root of 190828873 is about 575.7244786090.

The spelling of 190828873 in words is "one hundred ninety million, eight hundred twenty-eight thousand, eight hundred seventy-three".