197802434 has 4 divisors (see below), whose sum is σ = 296703654. Its totient is φ = 98901216.

The previous prime is 197802433. The next prime is 197802457. The reversal of 197802434 is 434208791.

197802434 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 184878409 + 12924025 = 13597^2 + 3595^2 .

It is not an unprimeable number, because it can be changed into a prime (197802433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49450607 + ... + 49450610.

Almost surely, 2^197802434 is an apocalyptic number.

197802434 is a deficient number, since it is larger than the sum of its proper divisors (98901220).

197802434 is an equidigital number, since it uses as much as digits as its factorization.

197802434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98901219.

The product of its (nonzero) digits is 48384, while the sum is 38.

The square root of 197802434 is about 14064.2253252712. The cubic root of 197802434 is about 582.6537471077.

The spelling of 197802434 in words is "one hundred ninety-seven million, eight hundred two thousand, four hundred thirty-four".